818 lines
24 KiB
LLVM
818 lines
24 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -global-isel -mattr=+f -verify-machineinstrs < %s \
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; RUN: -target-abi=ilp32f | FileCheck -check-prefixes=CHECKIF,RV32IF %s
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; RUN: llc -mtriple=riscv64 -global-isel -mattr=+f -verify-machineinstrs < %s \
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; RUN: -target-abi=lp64f | FileCheck -check-prefixes=CHECKIF,RV64IF %s
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; RUN: llc -mtriple=riscv32 -global-isel -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=RV32I %s
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; RUN: llc -mtriple=riscv64 -global-isel -verify-machineinstrs < %s \
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; RUN: | FileCheck -check-prefix=RV64I %s
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define i32 @fcvt_w_s(float %a) nounwind {
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; CHECKIF-LABEL: fcvt_w_s:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: fcvt.w.s a0, fa0, rtz
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_w_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __fixsfsi
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_w_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __fixsfsi
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = fptosi float %a to i32
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ret i32 %1
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}
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define i32 @fcvt_wu_s(float %a) nounwind {
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; CHECKIF-LABEL: fcvt_wu_s:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: fcvt.wu.s a0, fa0, rtz
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_wu_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __fixunssfsi
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_wu_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __fixunssfsi
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = fptoui float %a to i32
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ret i32 %1
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}
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; Test where the fptoui has multiple uses, one of which causes a sext to be
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; inserted on RV64.
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define i32 @fcvt_wu_s_multiple_use(float %x, ptr %y) nounwind {
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; CHECKIF-LABEL: fcvt_wu_s_multiple_use:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: fcvt.wu.s a0, fa0, rtz
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; CHECKIF-NEXT: bnez a0, .LBB2_2
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; CHECKIF-NEXT: # %bb.1:
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; CHECKIF-NEXT: li a0, 1
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; CHECKIF-NEXT: .LBB2_2:
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_wu_s_multiple_use:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __fixunssfsi
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; RV32I-NEXT: bnez a0, .LBB2_2
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; RV32I-NEXT: # %bb.1:
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; RV32I-NEXT: li a0, 1
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; RV32I-NEXT: .LBB2_2:
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_wu_s_multiple_use:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __fixunssfsi
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; RV64I-NEXT: sext.w a1, a0
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; RV64I-NEXT: bnez a1, .LBB2_2
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; RV64I-NEXT: # %bb.1:
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; RV64I-NEXT: li a0, 1
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; RV64I-NEXT: .LBB2_2:
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%a = fptoui float %x to i32
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%b = icmp eq i32 %a, 0
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%c = select i1 %b, i32 1, i32 %a
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ret i32 %c
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}
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define signext i32 @fmv_x_w(float %a, float %b) nounwind {
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; RV32IF-LABEL: fmv_x_w:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: fadd.s fa5, fa0, fa1
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; RV32IF-NEXT: fmv.x.w a0, fa5
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: fmv_x_w:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fadd.s fa5, fa0, fa1
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; RV64IF-NEXT: fmv.x.w a0, fa5
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; RV64IF-NEXT: sext.w a0, a0
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; RV64IF-NEXT: ret
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;
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; RV32I-LABEL: fmv_x_w:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __addsf3
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmv_x_w:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __addsf3
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; RV64I-NEXT: sext.w a0, a0
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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; Ensure fmv.x.w is generated even for a soft float calling convention
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%1 = fadd float %a, %b
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%2 = bitcast float %1 to i32
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ret i32 %2
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}
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define float @fcvt_s_w(i32 %a) nounwind {
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; CHECKIF-LABEL: fcvt_s_w:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: fcvt.s.w fa0, a0
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_s_w:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __floatsisf
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_s_w:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sext.w a0, a0
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; RV64I-NEXT: call __floatsisf
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = sitofp i32 %a to float
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ret float %1
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}
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define float @fcvt_s_w_load(ptr %p) nounwind {
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; CHECKIF-LABEL: fcvt_s_w_load:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: lw a0, 0(a0)
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; CHECKIF-NEXT: fcvt.s.w fa0, a0
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_s_w_load:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: lw a0, 0(a0)
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; RV32I-NEXT: call __floatsisf
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_s_w_load:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: lw a0, 0(a0)
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; RV64I-NEXT: call __floatsisf
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%a = load i32, ptr %p
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%1 = sitofp i32 %a to float
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ret float %1
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}
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define float @fcvt_s_wu(i32 %a) nounwind {
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; CHECKIF-LABEL: fcvt_s_wu:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: fcvt.s.wu fa0, a0
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_s_wu:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __floatunsisf
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_s_wu:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: sext.w a0, a0
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; RV64I-NEXT: call __floatunsisf
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = uitofp i32 %a to float
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ret float %1
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}
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define float @fcvt_s_wu_load(ptr %p) nounwind {
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; RV32IF-LABEL: fcvt_s_wu_load:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: lw a0, 0(a0)
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; RV32IF-NEXT: fcvt.s.wu fa0, a0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: fcvt_s_wu_load:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: lwu a0, 0(a0)
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; RV64IF-NEXT: fcvt.s.wu fa0, a0
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; RV64IF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_s_wu_load:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: lw a0, 0(a0)
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; RV32I-NEXT: call __floatunsisf
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_s_wu_load:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: lw a0, 0(a0)
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; RV64I-NEXT: call __floatunsisf
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%a = load i32, ptr %p
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%1 = uitofp i32 %a to float
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ret float %1
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}
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define float @fmv_w_x(i32 %a, i32 %b) nounwind {
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; CHECKIF-LABEL: fmv_w_x:
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; CHECKIF: # %bb.0:
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; CHECKIF-NEXT: fmv.w.x fa5, a0
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; CHECKIF-NEXT: fmv.w.x fa4, a1
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; CHECKIF-NEXT: fadd.s fa0, fa5, fa4
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; CHECKIF-NEXT: ret
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;
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; RV32I-LABEL: fmv_w_x:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __addsf3
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fmv_w_x:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __addsf3
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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; Ensure fmv.w.x is generated even for a soft float calling convention
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%1 = bitcast i32 %a to float
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%2 = bitcast i32 %b to float
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%3 = fadd float %1, %2
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ret float %3
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}
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define i64 @fcvt_l_s(float %a) nounwind {
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; RV32IF-LABEL: fcvt_l_s:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: addi sp, sp, -16
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; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32IF-NEXT: call __fixsfdi
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; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32IF-NEXT: addi sp, sp, 16
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: fcvt_l_s:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fcvt.l.s a0, fa0, rtz
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; RV64IF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_l_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __fixsfdi
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_l_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __fixsfdi
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = fptosi float %a to i64
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ret i64 %1
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}
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define i64 @fcvt_lu_s(float %a) nounwind {
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; RV32IF-LABEL: fcvt_lu_s:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: addi sp, sp, -16
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; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32IF-NEXT: call __fixunssfdi
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; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32IF-NEXT: addi sp, sp, 16
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: fcvt_lu_s:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fcvt.lu.s a0, fa0, rtz
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; RV64IF-NEXT: ret
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;
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; RV32I-LABEL: fcvt_lu_s:
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; RV32I: # %bb.0:
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; RV32I-NEXT: addi sp, sp, -16
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; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32I-NEXT: call __fixunssfdi
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; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32I-NEXT: addi sp, sp, 16
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; RV32I-NEXT: ret
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;
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; RV64I-LABEL: fcvt_lu_s:
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; RV64I: # %bb.0:
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; RV64I-NEXT: addi sp, sp, -16
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; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
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; RV64I-NEXT: call __fixunssfdi
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; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
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; RV64I-NEXT: addi sp, sp, 16
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; RV64I-NEXT: ret
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%1 = fptoui float %a to i64
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ret i64 %1
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}
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define float @fcvt_s_l(i64 %a) nounwind {
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; RV32IF-LABEL: fcvt_s_l:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: addi sp, sp, -16
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; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
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; RV32IF-NEXT: call __floatdisf
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; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
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; RV32IF-NEXT: addi sp, sp, 16
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: fcvt_s_l:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: fcvt.s.l fa0, a0
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; RV64IF-NEXT: ret
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;
|
|
; RV32I-LABEL: fcvt_s_l:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __floatdisf
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_l:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __floatdisf
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = sitofp i64 %a to float
|
|
ret float %1
|
|
}
|
|
|
|
define float @fcvt_s_lu(i64 %a) nounwind {
|
|
; RV32IF-LABEL: fcvt_s_lu:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: addi sp, sp, -16
|
|
; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32IF-NEXT: call __floatundisf
|
|
; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32IF-NEXT: addi sp, sp, 16
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fcvt_s_lu:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fcvt.s.lu fa0, a0
|
|
; RV64IF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_lu:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __floatundisf
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_lu:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __floatundisf
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = uitofp i64 %a to float
|
|
ret float %1
|
|
}
|
|
|
|
define float @fcvt_s_w_i8(i8 signext %a) nounwind {
|
|
; CHECKIF-LABEL: fcvt_s_w_i8:
|
|
; CHECKIF: # %bb.0:
|
|
; CHECKIF-NEXT: fcvt.s.w fa0, a0
|
|
; CHECKIF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_w_i8:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __floatsisf
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_w_i8:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __floatsisf
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = sitofp i8 %a to float
|
|
ret float %1
|
|
}
|
|
|
|
define float @fcvt_s_wu_i8(i8 zeroext %a) nounwind {
|
|
; CHECKIF-LABEL: fcvt_s_wu_i8:
|
|
; CHECKIF: # %bb.0:
|
|
; CHECKIF-NEXT: fcvt.s.wu fa0, a0
|
|
; CHECKIF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_wu_i8:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __floatunsisf
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_wu_i8:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __floatunsisf
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = uitofp i8 %a to float
|
|
ret float %1
|
|
}
|
|
|
|
define float @fcvt_s_w_i16(i16 signext %a) nounwind {
|
|
; CHECKIF-LABEL: fcvt_s_w_i16:
|
|
; CHECKIF: # %bb.0:
|
|
; CHECKIF-NEXT: fcvt.s.w fa0, a0
|
|
; CHECKIF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_w_i16:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __floatsisf
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_w_i16:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __floatsisf
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = sitofp i16 %a to float
|
|
ret float %1
|
|
}
|
|
|
|
define float @fcvt_s_wu_i16(i16 zeroext %a) nounwind {
|
|
; CHECKIF-LABEL: fcvt_s_wu_i16:
|
|
; CHECKIF: # %bb.0:
|
|
; CHECKIF-NEXT: fcvt.s.wu fa0, a0
|
|
; CHECKIF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_wu_i16:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __floatunsisf
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_wu_i16:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __floatunsisf
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = uitofp i16 %a to float
|
|
ret float %1
|
|
}
|
|
|
|
; Make sure we select W version of addi on RV64.
|
|
define signext i32 @fcvt_s_w_demanded_bits(i32 signext %0, ptr %1) nounwind {
|
|
; RV32IF-LABEL: fcvt_s_w_demanded_bits:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: addi a0, a0, 1
|
|
; RV32IF-NEXT: fcvt.s.w fa5, a0
|
|
; RV32IF-NEXT: fsw fa5, 0(a1)
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fcvt_s_w_demanded_bits:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: addiw a0, a0, 1
|
|
; RV64IF-NEXT: fcvt.s.w fa5, a0
|
|
; RV64IF-NEXT: fsw fa5, 0(a1)
|
|
; RV64IF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_w_demanded_bits:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: addi s1, a0, 1
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: call __floatsisf
|
|
; RV32I-NEXT: sw a0, 0(s0)
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_w_demanded_bits:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: addiw s1, a0, 1
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: call __floatsisf
|
|
; RV64I-NEXT: sw a0, 0(s0)
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%3 = add i32 %0, 1
|
|
%4 = sitofp i32 %3 to float
|
|
store float %4, ptr %1, align 4
|
|
ret i32 %3
|
|
}
|
|
|
|
; Make sure we select W version of addi on RV64.
|
|
define signext i32 @fcvt_s_wu_demanded_bits(i32 signext %0, ptr %1) nounwind {
|
|
; RV32IF-LABEL: fcvt_s_wu_demanded_bits:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: addi a0, a0, 1
|
|
; RV32IF-NEXT: fcvt.s.wu fa5, a0
|
|
; RV32IF-NEXT: fsw fa5, 0(a1)
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fcvt_s_wu_demanded_bits:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: addiw a0, a0, 1
|
|
; RV64IF-NEXT: fcvt.s.wu fa5, a0
|
|
; RV64IF-NEXT: fsw fa5, 0(a1)
|
|
; RV64IF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_s_wu_demanded_bits:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: sw s1, 4(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: mv s0, a1
|
|
; RV32I-NEXT: addi s1, a0, 1
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: call __floatunsisf
|
|
; RV32I-NEXT: sw a0, 0(s0)
|
|
; RV32I-NEXT: mv a0, s1
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: lw s1, 4(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_s_wu_demanded_bits:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -32
|
|
; RV64I-NEXT: sd ra, 24(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s0, 16(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: sd s1, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: mv s0, a1
|
|
; RV64I-NEXT: addiw s1, a0, 1
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: call __floatunsisf
|
|
; RV64I-NEXT: sw a0, 0(s0)
|
|
; RV64I-NEXT: mv a0, s1
|
|
; RV64I-NEXT: ld ra, 24(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s0, 16(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: ld s1, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 32
|
|
; RV64I-NEXT: ret
|
|
%3 = add i32 %0, 1
|
|
%4 = uitofp i32 %3 to float
|
|
store float %4, ptr %1, align 4
|
|
ret i32 %3
|
|
}
|
|
|
|
define signext i16 @fcvt_w_s_i16(float %a) nounwind {
|
|
; RV32IF-LABEL: fcvt_w_s_i16:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: fcvt.w.s a0, fa0, rtz
|
|
; RV32IF-NEXT: slli a0, a0, 16
|
|
; RV32IF-NEXT: srai a0, a0, 16
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fcvt_w_s_i16:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fcvt.w.s a0, fa0, rtz
|
|
; RV64IF-NEXT: slli a0, a0, 48
|
|
; RV64IF-NEXT: srai a0, a0, 48
|
|
; RV64IF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_w_s_i16:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __fixsfsi
|
|
; RV32I-NEXT: slli a0, a0, 16
|
|
; RV32I-NEXT: srai a0, a0, 16
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_w_s_i16:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixsfsi
|
|
; RV64I-NEXT: slli a0, a0, 48
|
|
; RV64I-NEXT: srai a0, a0, 48
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = fptosi float %a to i16
|
|
ret i16 %1
|
|
}
|
|
|
|
define zeroext i16 @fcvt_wu_s_i16(float %a) nounwind {
|
|
; RV32IF-LABEL: fcvt_wu_s_i16:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: fcvt.wu.s a0, fa0, rtz
|
|
; RV32IF-NEXT: slli a0, a0, 16
|
|
; RV32IF-NEXT: srli a0, a0, 16
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fcvt_wu_s_i16:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fcvt.wu.s a0, fa0, rtz
|
|
; RV64IF-NEXT: slli a0, a0, 48
|
|
; RV64IF-NEXT: srli a0, a0, 48
|
|
; RV64IF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_wu_s_i16:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __fixunssfsi
|
|
; RV32I-NEXT: slli a0, a0, 16
|
|
; RV32I-NEXT: srli a0, a0, 16
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_wu_s_i16:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixunssfsi
|
|
; RV64I-NEXT: slli a0, a0, 48
|
|
; RV64I-NEXT: srli a0, a0, 48
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = fptoui float %a to i16
|
|
ret i16 %1
|
|
}
|
|
|
|
define signext i8 @fcvt_w_s_i8(float %a) nounwind {
|
|
; RV32IF-LABEL: fcvt_w_s_i8:
|
|
; RV32IF: # %bb.0:
|
|
; RV32IF-NEXT: fcvt.w.s a0, fa0, rtz
|
|
; RV32IF-NEXT: slli a0, a0, 24
|
|
; RV32IF-NEXT: srai a0, a0, 24
|
|
; RV32IF-NEXT: ret
|
|
;
|
|
; RV64IF-LABEL: fcvt_w_s_i8:
|
|
; RV64IF: # %bb.0:
|
|
; RV64IF-NEXT: fcvt.w.s a0, fa0, rtz
|
|
; RV64IF-NEXT: slli a0, a0, 56
|
|
; RV64IF-NEXT: srai a0, a0, 56
|
|
; RV64IF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_w_s_i8:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __fixsfsi
|
|
; RV32I-NEXT: slli a0, a0, 24
|
|
; RV32I-NEXT: srai a0, a0, 24
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_w_s_i8:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixsfsi
|
|
; RV64I-NEXT: slli a0, a0, 56
|
|
; RV64I-NEXT: srai a0, a0, 56
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = fptosi float %a to i8
|
|
ret i8 %1
|
|
}
|
|
|
|
define zeroext i8 @fcvt_wu_s_i8(float %a) nounwind {
|
|
; CHECKIF-LABEL: fcvt_wu_s_i8:
|
|
; CHECKIF: # %bb.0:
|
|
; CHECKIF-NEXT: fcvt.wu.s a0, fa0, rtz
|
|
; CHECKIF-NEXT: andi a0, a0, 255
|
|
; CHECKIF-NEXT: ret
|
|
;
|
|
; RV32I-LABEL: fcvt_wu_s_i8:
|
|
; RV32I: # %bb.0:
|
|
; RV32I-NEXT: addi sp, sp, -16
|
|
; RV32I-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
|
|
; RV32I-NEXT: call __fixunssfsi
|
|
; RV32I-NEXT: andi a0, a0, 255
|
|
; RV32I-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
|
|
; RV32I-NEXT: addi sp, sp, 16
|
|
; RV32I-NEXT: ret
|
|
;
|
|
; RV64I-LABEL: fcvt_wu_s_i8:
|
|
; RV64I: # %bb.0:
|
|
; RV64I-NEXT: addi sp, sp, -16
|
|
; RV64I-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
|
|
; RV64I-NEXT: call __fixunssfsi
|
|
; RV64I-NEXT: andi a0, a0, 255
|
|
; RV64I-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
|
|
; RV64I-NEXT: addi sp, sp, 16
|
|
; RV64I-NEXT: ret
|
|
%1 = fptoui float %a to i8
|
|
ret i8 %1
|
|
}
|