1; RUN: sed -e "s/RETTYPE/void/;s/RETVAL//" %s | llc -mtriple=x86_64-apple-darwin -mcpu=corei7 | FileCheck --check-prefixes=ALL %s 2; RUN: sed -e "s/RETTYPE/i32/;s/RETVAL/undef/" %s | llc -mtriple=x86_64-apple-darwin -mcpu=corei7 | FileCheck --check-prefixes=ALL %s 3; RUN: sed -e "s/RETTYPE/\{i64\,i64\}/;s/RETVAL/undef/" %s | llc -mtriple=x86_64-apple-darwin -mcpu=corei7 | FileCheck --check-prefixes=ALL %s 4; 5; RUN: sed -e "s/RETTYPE/void/;s/RETVAL//" %s | llc -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck --check-prefixes=ALL %s 6; RUN: sed -e "s/RETTYPE/i32/;s/RETVAL/undef/" %s | llc -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck --check-prefixes=ALL %s 7; RUN: sed -e "s/RETTYPE/\{i64\,i64\}/;s/RETVAL/undef/" %s | llc -mtriple=x86_64-apple-darwin -mcpu=corei7-avx | FileCheck --check-prefixes=ALL %s 8 9; We don't need to save registers before using them inside preserve_none function. 10define preserve_nonecc RETTYPE @preserve_nonecc1(i64, i64, double, double) nounwind { 11entry: 12;ALL-LABEL: preserve_nonecc1 13;ALL: pushq %rbp 14;ALL-NEXT: InlineAsm Start 15;ALL-NEXT: InlineAsm End 16;ALL-NEXT: popq %rbp 17;ALL-NEXT: retq 18 call void asm sideeffect "", "~{rax},~{rbx},~{rcx},~{rdx},~{rsi},~{rdi},~{r8},~{r9},~{r10},~{r11},~{r12},~{r13},~{r14},~{r15},~{rbp},~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15}"() 19 ret RETTYPE RETVAL 20} 21 22; When calling a preserve_none function, all live registers must be saved and 23; restored around the function call. 24declare preserve_nonecc RETTYPE @bar(i64, i64, double, double) 25define void @preserve_nonecc2() nounwind { 26entry: 27;ALL-LABEL: preserve_nonecc2 28;ALL: movq %rax 29;ALL: movq %rdx 30;ALL: movq %r11 31;ALL: movaps %xmm2 32;ALL: movaps %xmm3 33;ALL: movaps %xmm4 34;ALL: movaps %xmm5 35;ALL: movaps %xmm6 36;ALL: movaps %xmm7 37;ALL: movaps %xmm8 38;ALL: movaps %xmm9 39;ALL: movaps %xmm10 40;ALL: movaps %xmm11 41;ALL: movaps %xmm12 42;ALL: movaps %xmm13 43;ALL: movaps %xmm14 44;ALL: movaps %xmm15 45;ALL: movq {{.*}}, %rax 46;ALL: movq {{.*}}, %rdx 47;ALL: movq {{.*}}, %r11 48;ALL: movaps {{.*}} %xmm2 49;ALL: movaps {{.*}} %xmm3 50;ALL: movaps {{.*}} %xmm4 51;ALL: movaps {{.*}} %xmm5 52;ALL: movaps {{.*}} %xmm6 53;ALL: movaps {{.*}} %xmm7 54;ALL: movaps {{.*}} %xmm8 55;ALL: movaps {{.*}} %xmm9 56;ALL: movaps {{.*}} %xmm10 57;ALL: movaps {{.*}} %xmm11 58;ALL: movaps {{.*}} %xmm12 59;ALL: movaps {{.*}} %xmm13 60;ALL: movaps {{.*}} %xmm14 61;ALL: movaps {{.*}} %xmm15 62 %a0 = call i64 asm sideeffect "", "={rax}"() nounwind 63 %a1 = call i64 asm sideeffect "", "={rcx}"() nounwind 64 %a2 = call i64 asm sideeffect "", "={rdx}"() nounwind 65 %a3 = call i64 asm sideeffect "", "={r8}"() nounwind 66 %a4 = call i64 asm sideeffect "", "={r9}"() nounwind 67 %a5 = call i64 asm sideeffect "", "={r10}"() nounwind 68 %a6 = call i64 asm sideeffect "", "={r11}"() nounwind 69 %a10 = call <2 x double> asm sideeffect "", "={xmm2}"() nounwind 70 %a11 = call <2 x double> asm sideeffect "", "={xmm3}"() nounwind 71 %a12 = call <2 x double> asm sideeffect "", "={xmm4}"() nounwind 72 %a13 = call <2 x double> asm sideeffect "", "={xmm5}"() nounwind 73 %a14 = call <2 x double> asm sideeffect "", "={xmm6}"() nounwind 74 %a15 = call <2 x double> asm sideeffect "", "={xmm7}"() nounwind 75 %a16 = call <2 x double> asm sideeffect "", "={xmm8}"() nounwind 76 %a17 = call <2 x double> asm sideeffect "", "={xmm9}"() nounwind 77 %a18 = call <2 x double> asm sideeffect "", "={xmm10}"() nounwind 78 %a19 = call <2 x double> asm sideeffect "", "={xmm11}"() nounwind 79 %a20 = call <2 x double> asm sideeffect "", "={xmm12}"() nounwind 80 %a21 = call <2 x double> asm sideeffect "", "={xmm13}"() nounwind 81 %a22 = call <2 x double> asm sideeffect "", "={xmm14}"() nounwind 82 %a23 = call <2 x double> asm sideeffect "", "={xmm15}"() nounwind 83 call preserve_nonecc RETTYPE @bar(i64 1, i64 2, double 3.0, double 4.0) 84 call void asm sideeffect "", "{rax},{rcx},{rdx},{r8},{r9},{r10},{r11},{xmm2},{xmm3},{xmm4},{xmm5},{xmm6},{xmm7},{xmm8},{xmm9},{xmm10},{xmm11},{xmm12},{xmm13},{xmm14},{xmm15}"(i64 %a0, i64 %a1, i64 %a2, i64 %a3, i64 %a4, i64 %a5, i64 %a6, <2 x double> %a10, <2 x double> %a11, <2 x double> %a12, <2 x double> %a13, <2 x double> %a14, <2 x double> %a15, <2 x double> %a16, <2 x double> %a17, <2 x double> %a18, <2 x double> %a19, <2 x double> %a20, <2 x double> %a21, <2 x double> %a22, <2 x double> %a23) 85 ret void 86} 87