182 lines
5.5 KiB
LLVM
182 lines
5.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc -mtriple=riscv32 -global-isel < %s | FileCheck %s --check-prefixes=CHECK,CHECKI,RV32
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; RUN: llc -mtriple=riscv64 -global-isel < %s | FileCheck %s --check-prefixes=CHECK,CHECKI,RV64
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; RUN: llc -mtriple=riscv32 -mattr=+f -global-isel < %s | FileCheck %s --check-prefixes=CHECK,CHECKIF,RV32
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; RUN: llc -mtriple=riscv64 -mattr=+f -global-isel < %s | FileCheck %s --check-prefixes=CHECK,CHECKIF,RV64
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define i1 @phi_i1(i1 %cnd, i1 %a, i1 %b) {
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; CHECK-LABEL: phi_i1:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mv a3, a0
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; CHECK-NEXT: mv a0, a1
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; CHECK-NEXT: andi a3, a3, 1
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; CHECK-NEXT: bnez a3, .LBB0_2
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; CHECK-NEXT: # %bb.1: # %cond.false
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; CHECK-NEXT: mv a0, a2
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; CHECK-NEXT: .LBB0_2: # %cond.end
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; CHECK-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi i1 [ %b, %cond.false ], [ %a, %entry ]
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ret i1 %cond
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}
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define i8 @phi_i8(i1 %cnd, i8 %a, i8 %b) {
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; CHECK-LABEL: phi_i8:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mv a3, a0
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; CHECK-NEXT: mv a0, a1
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; CHECK-NEXT: andi a3, a3, 1
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; CHECK-NEXT: bnez a3, .LBB1_2
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; CHECK-NEXT: # %bb.1: # %cond.false
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; CHECK-NEXT: mv a0, a2
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; CHECK-NEXT: .LBB1_2: # %cond.end
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; CHECK-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi i8 [ %b, %cond.false ], [ %a, %entry ]
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ret i8 %cond
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}
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define i16 @phi_i16(i1 %cnd, i16 %a, i16 %b) {
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; CHECK-LABEL: phi_i16:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mv a3, a0
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; CHECK-NEXT: mv a0, a1
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; CHECK-NEXT: andi a3, a3, 1
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; CHECK-NEXT: bnez a3, .LBB2_2
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; CHECK-NEXT: # %bb.1: # %cond.false
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; CHECK-NEXT: mv a0, a2
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; CHECK-NEXT: .LBB2_2: # %cond.end
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; CHECK-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi i16 [ %b, %cond.false ], [ %a, %entry ]
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ret i16 %cond
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}
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define i32 @phi_i32(i1 %cnd, i32 %a, i32 %b) {
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; CHECK-LABEL: phi_i32:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mv a3, a0
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; CHECK-NEXT: mv a0, a1
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; CHECK-NEXT: andi a3, a3, 1
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; CHECK-NEXT: bnez a3, .LBB3_2
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; CHECK-NEXT: # %bb.1: # %cond.false
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; CHECK-NEXT: mv a0, a2
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; CHECK-NEXT: .LBB3_2: # %cond.end
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; CHECK-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi i32 [ %b, %cond.false ], [ %a, %entry ]
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ret i32 %cond
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}
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define i64 @phi_i64(i1 %cnd, i64 %a, i64 %b) {
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; RV32-LABEL: phi_i64:
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; RV32: # %bb.0: # %entry
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; RV32-NEXT: mv a5, a0
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; RV32-NEXT: mv a0, a1
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; RV32-NEXT: mv a1, a2
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; RV32-NEXT: andi a5, a5, 1
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; RV32-NEXT: bnez a5, .LBB4_2
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; RV32-NEXT: # %bb.1: # %cond.false
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; RV32-NEXT: mv a0, a3
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; RV32-NEXT: mv a1, a4
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; RV32-NEXT: .LBB4_2: # %cond.end
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; RV32-NEXT: ret
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;
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; RV64-LABEL: phi_i64:
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; RV64: # %bb.0: # %entry
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; RV64-NEXT: mv a3, a0
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; RV64-NEXT: mv a0, a1
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; RV64-NEXT: andi a3, a3, 1
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; RV64-NEXT: bnez a3, .LBB4_2
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; RV64-NEXT: # %bb.1: # %cond.false
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; RV64-NEXT: mv a0, a2
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; RV64-NEXT: .LBB4_2: # %cond.end
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; RV64-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi i64 [ %b, %cond.false ], [ %a, %entry ]
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ret i64 %cond
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}
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define ptr @phi_ptr(i1 %cnd, ptr %a, ptr %b) {
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; CHECK-LABEL: phi_ptr:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: mv a3, a0
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; CHECK-NEXT: mv a0, a1
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; CHECK-NEXT: andi a3, a3, 1
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; CHECK-NEXT: bnez a3, .LBB5_2
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; CHECK-NEXT: # %bb.1: # %cond.false
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; CHECK-NEXT: mv a0, a2
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; CHECK-NEXT: .LBB5_2: # %cond.end
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; CHECK-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi ptr [ %b, %cond.false ], [ %a, %entry ]
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ret ptr %cond
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}
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define float @phi_float(i1 %cnd, float %a, float %b) {
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; CHECKI-LABEL: phi_float:
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; CHECKI: # %bb.0: # %entry
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; CHECKI-NEXT: mv a3, a0
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; CHECKI-NEXT: mv a0, a1
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; CHECKI-NEXT: andi a3, a3, 1
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; CHECKI-NEXT: bnez a3, .LBB6_2
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; CHECKI-NEXT: # %bb.1: # %cond.false
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; CHECKI-NEXT: mv a0, a2
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; CHECKI-NEXT: .LBB6_2: # %cond.end
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; CHECKI-NEXT: ret
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;
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; CHECKIF-LABEL: phi_float:
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; CHECKIF: # %bb.0: # %entry
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; CHECKIF-NEXT: andi a0, a0, 1
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; CHECKIF-NEXT: bnez a0, .LBB6_2
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; CHECKIF-NEXT: # %bb.1: # %cond.false
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; CHECKIF-NEXT: fmv.s fa0, fa1
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; CHECKIF-NEXT: .LBB6_2: # %cond.end
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; CHECKIF-NEXT: ret
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entry:
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br i1 %cnd, label %cond.end, label %cond.false
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cond.false: ; preds = %entry
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br label %cond.end
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cond.end: ; preds = %entry, %cond.false
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%cond = phi float [ %b, %cond.false ], [ %a, %entry ]
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ret float %cond
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}
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