Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/2008-09-17-inline-asm-1.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | afa8332a0e37 |
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; RUN: llc < %s -march=x86 | FileCheck %s ; RUN: llc < %s -march=x86 -regalloc=fast -optimize-regalloc=0 | FileCheck %s ; %0 must not be put in EAX or EDX. ; In the first asm, $0 and $2 must not be put in EAX. ; CHECK: InlineAsm Start ; CHECK-NOT: movl %eax, %eax ; CHECK-NOT: movl (%eax), %eax ; CHECK: InlineAsm End ; In the second asm, $0 and $2 must not be put in EDX. ; CHECK: InlineAsm Start ; CHECK-NOT: movl %edx, %edx ; CHECK-NOT: movl (%edx), %edx ; CHECK: InlineAsm End target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" target triple = "i386-apple-darwin8" @x = common global i32 0 define i32 @aci(i32* %pw) nounwind { entry: %0 = load i32* @x, align 4 %asmtmp = tail call { i32, i32 } asm "movl $0, %eax\0A\090:\0A\09test %eax, %eax\0A\09je 1f\0A\09movl %eax, $2\0A\09incl $2\0A\09lock\0A\09cmpxchgl $2, $0\0A\09jne 0b\0A\091:", "=*m,=&{ax},=&r,*m,~{dirflag},~{fpsr},~{flags},~{memory},~{cc}"(i32* %pw, i32* %pw) nounwind %asmtmp2 = tail call { i32, i32 } asm "movl $0, %edx\0A\090:\0A\09test %edx, %edx\0A\09je 1f\0A\09movl %edx, $2\0A\09incl $2\0A\09lock\0A\09cmpxchgl $2, $0\0A\09jne 0b\0A\091:", "=*m,=&{dx},=&r,*m,~{dirflag},~{fpsr},~{flags},~{memory},~{cc}"(i32* %pw, i32* %pw) nounwind %asmresult2 = extractvalue { i32, i32 } %asmtmp, 0 %asmresult3 = extractvalue { i32, i32 } %asmtmp2, 0 %1 = add i32 %asmresult2, %asmresult3 %2 = add i32 %0, %1 ret i32 %2 }