| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i386-unknown-unknown -mattr=+ptwrite | FileCheck %s --check-prefix=X86 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+ptwrite | FileCheck %s --check-prefix=X86_64 |
| |
| define void @test_ptwrite(i32 %value) { |
| ; X86-LABEL: test_ptwrite: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: ptwritel {{[0-9]+}}(%esp) |
| ; X86-NEXT: retl |
| ; |
| ; X86_64-LABEL: test_ptwrite: |
| ; X86_64: # %bb.0: # %entry |
| ; X86_64-NEXT: ptwritel %edi |
| ; X86_64-NEXT: retq |
| entry: |
| call void @llvm.x86.ptwrite32(i32 %value) |
| ret void |
| } |
| |
| define void @test_ptwrite2(i32 %x) { |
| ; X86-LABEL: test_ptwrite2: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: incl %eax |
| ; X86-NEXT: ptwritel %eax |
| ; X86-NEXT: retl |
| ; |
| ; X86_64-LABEL: test_ptwrite2: |
| ; X86_64: # %bb.0: # %entry |
| ; X86_64-NEXT: incl %edi |
| ; X86_64-NEXT: ptwritel %edi |
| ; X86_64-NEXT: retq |
| entry: |
| %value = add i32 %x, 1 |
| call void @llvm.x86.ptwrite32(i32 %value) |
| ret void |
| } |
| |
| define void @test_ptwrite32p(i32* %pointer) { |
| ; X86-LABEL: test_ptwrite32p: |
| ; X86: # %bb.0: # %entry |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: ptwritel (%eax) |
| ; X86-NEXT: retl |
| ; |
| ; X86_64-LABEL: test_ptwrite32p: |
| ; X86_64: # %bb.0: # %entry |
| ; X86_64-NEXT: ptwritel (%rdi) |
| ; X86_64-NEXT: retq |
| entry: |
| %value = load i32, i32* %pointer, align 4 |
| call void @llvm.x86.ptwrite32(i32 %value) |
| ret void |
| } |
| |
| declare void @llvm.x86.ptwrite32(i32) |