9d5a42c841
This patch adds post legalize combiner for X86 Target. Use case for OptNone Combine: I am curious about OptNone usecase, specifically when we are using -On on command line and no opt on specific function.
131 lines
4.0 KiB
LLVM
131 lines
4.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc < %s -mtriple=x86_64-linux-gnu | FileCheck %s --check-prefixes=X64,DAG-X64
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; RUN: llc < %s -mtriple=x86_64-linux-gnu -fast-isel | FileCheck %s --check-prefixes=X64,FASTISEL-X64
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; RUN: llc < %s -mtriple=i686-linux-gnu | FileCheck %s --check-prefixes=X86
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; RUN: llc < %s -mtriple=i686-linux-gnu -fast-isel | FileCheck %s --check-prefixes=X86
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; RUN: llc < %s -mtriple=x86_64-linux-gnu -global-isel -global-isel-abort=1 | FileCheck %s --check-prefixes=GISEL-X64
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; RUN: llc < %s -mtriple=i686-linux-gnu -global-isel -global-isel-abort=1 | FileCheck %s --check-prefixes=GISEL-X86
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define float @ceil_f32(float %a) nounwind readnone {
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; DAG-X64-LABEL: ceil_f32:
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; DAG-X64: # %bb.0:
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; DAG-X64-NEXT: jmp ceilf@PLT # TAILCALL
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;
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; FASTISEL-X64-LABEL: ceil_f32:
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; FASTISEL-X64: # %bb.0:
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; FASTISEL-X64-NEXT: pushq %rax
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; FASTISEL-X64-NEXT: callq ceilf@PLT
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; FASTISEL-X64-NEXT: popq %rax
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; FASTISEL-X64-NEXT: retq
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;
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; X86-LABEL: ceil_f32:
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; X86: # %bb.0:
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: flds {{[0-9]+}}(%esp)
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; X86-NEXT: fstps (%esp)
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; X86-NEXT: calll ceilf
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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;
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; GISEL-X64-LABEL: ceil_f32:
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; GISEL-X64: # %bb.0:
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; GISEL-X64-NEXT: pushq %rax
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; GISEL-X64-NEXT: callq ceilf
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; GISEL-X64-NEXT: popq %rax
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; GISEL-X64-NEXT: retq
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;
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; GISEL-X86-LABEL: ceil_f32:
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; GISEL-X86: # %bb.0:
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; GISEL-X86-NEXT: subl $12, %esp
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; GISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: movl %eax, (%esp)
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; GISEL-X86-NEXT: calll ceilf
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; GISEL-X86-NEXT: addl $12, %esp
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; GISEL-X86-NEXT: retl
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%c = call float @llvm.ceil.f32(float %a)
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ret float %c
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}
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define double @ceil_f64(double %a) nounwind readnone {
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; DAG-X64-LABEL: ceil_f64:
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; DAG-X64: # %bb.0:
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; DAG-X64-NEXT: jmp ceil@PLT # TAILCALL
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;
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; FASTISEL-X64-LABEL: ceil_f64:
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; FASTISEL-X64: # %bb.0:
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; FASTISEL-X64-NEXT: pushq %rax
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; FASTISEL-X64-NEXT: callq ceil@PLT
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; FASTISEL-X64-NEXT: popq %rax
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; FASTISEL-X64-NEXT: retq
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;
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; X86-LABEL: ceil_f64:
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; X86: # %bb.0:
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: fldl {{[0-9]+}}(%esp)
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; X86-NEXT: fstpl (%esp)
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; X86-NEXT: calll ceil
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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;
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; GISEL-X64-LABEL: ceil_f64:
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; GISEL-X64: # %bb.0:
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; GISEL-X64-NEXT: pushq %rax
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; GISEL-X64-NEXT: callq ceil
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; GISEL-X64-NEXT: popq %rax
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; GISEL-X64-NEXT: retq
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;
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; GISEL-X86-LABEL: ceil_f64:
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; GISEL-X86: # %bb.0:
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; GISEL-X86-NEXT: subl $12, %esp
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; GISEL-X86-NEXT: leal {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; GISEL-X86-NEXT: movl 4(%eax), %eax
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; GISEL-X86-NEXT: movl %ecx, (%esp)
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; GISEL-X86-NEXT: movl %eax, {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: calll ceil
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; GISEL-X86-NEXT: addl $12, %esp
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; GISEL-X86-NEXT: retl
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%c = call double @llvm.ceil.f64(double %a)
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ret double %c
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}
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define x86_fp80 @ceil_f80(x86_fp80 %a) nounwind readnone {
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; X64-LABEL: ceil_f80:
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; X64: # %bb.0:
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; X64-NEXT: subq $24, %rsp
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; X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; X64-NEXT: fstpt (%rsp)
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; X64-NEXT: callq ceill@PLT
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; X64-NEXT: addq $24, %rsp
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; X64-NEXT: retq
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;
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; X86-LABEL: ceil_f80:
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; X86: # %bb.0:
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: fldt {{[0-9]+}}(%esp)
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; X86-NEXT: fstpt (%esp)
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; X86-NEXT: calll ceill
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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;
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; GISEL-X64-LABEL: ceil_f80:
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; GISEL-X64: # %bb.0:
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; GISEL-X64-NEXT: subq $24, %rsp
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; GISEL-X64-NEXT: fldt {{[0-9]+}}(%rsp)
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; GISEL-X64-NEXT: fstpt (%rsp)
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; GISEL-X64-NEXT: callq ceill
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; GISEL-X64-NEXT: addq $24, %rsp
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; GISEL-X64-NEXT: retq
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;
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; GISEL-X86-LABEL: ceil_f80:
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; GISEL-X86: # %bb.0:
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; GISEL-X86-NEXT: subl $12, %esp
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; GISEL-X86-NEXT: fldt {{[0-9]+}}(%esp)
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; GISEL-X86-NEXT: fstpt (%esp)
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; GISEL-X86-NEXT: calll ceill
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; GISEL-X86-NEXT: addl $12, %esp
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; GISEL-X86-NEXT: retl
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%c = call x86_fp80 @llvm.ceil.f80(x86_fp80 %a)
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ret x86_fp80 %c
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}
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