83 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 52; RUN: llc -mtriple=i386-apple-darwin9.6 < %s | FileCheck %s --check-prefixes=CHECK,X863; RUN: llc -mtriple=x86_64-apple-darwin < %s | FileCheck %s --check-prefixes=CHECK,X644 5define i32 @test1() nounwind {6; CHECK-LABEL: test1:7; CHECK: ## %bb.0: ## %entry8; CHECK-NEXT: ## InlineAsm Start9; CHECK-NEXT: movw %gs:6, %ax10; CHECK-NEXT: ## InlineAsm End11; CHECK-NEXT: movzwl %ax, %eax12; CHECK-NEXT: ret{{[l|q]}}13entry:14 %asmtmp.i = tail call i16 asm "movw\09%gs:${1:a}, ${0:w}", "=r,ir,~{dirflag},~{fpsr},~{flags}"(i32 6) nounwind ; <i16> [#uses=1]15 %0 = zext i16 %asmtmp.i to i32 ; <i32> [#uses=1]16 ret i32 %017}18 19define zeroext i16 @test2(i32 %address) nounwind {20; X86-LABEL: test2:21; X86: ## %bb.0: ## %entry22; X86-NEXT: movl {{[0-9]+}}(%esp), %eax23; X86-NEXT: ## InlineAsm Start24; X86-NEXT: movw %gs:(%eax), %ax25; X86-NEXT: ## InlineAsm End26; X86-NEXT: movzwl %ax, %eax27; X86-NEXT: retl28;29; X64-LABEL: test2:30; X64: ## %bb.0: ## %entry31; X64-NEXT: ## InlineAsm Start32; X64-NEXT: movw %gs:(%edi), %ax33; X64-NEXT: ## InlineAsm End34; X64-NEXT: movzwl %ax, %eax35; X64-NEXT: retq36entry:37 %asmtmp = tail call i16 asm "movw\09%gs:${1:a}, ${0:w}", "=r,ir,~{dirflag},~{fpsr},~{flags}"(i32 %address) nounwind ; <i16> [#uses=1]38 ret i16 %asmtmp39}40 41@n = global i32 42 ; <ptr> [#uses=3]42@y = common global i32 0 ; <ptr> [#uses=3]43 44define void @test3() nounwind {45; X86-LABEL: test3:46; X86: ## %bb.0: ## %entry47; X86-NEXT: ## InlineAsm Start48; X86-NEXT: movl _n, %eax49; X86-NEXT: ## InlineAsm End50; X86-NEXT: retl51;52; X64-LABEL: test3:53; X64: ## %bb.0: ## %entry54; X64-NEXT: ## InlineAsm Start55; X64-NEXT: movl _n(%rip), %eax56; X64-NEXT: ## InlineAsm End57; X64-NEXT: retq58entry:59 call void asm sideeffect "movl ${0:a}, %eax", "ir,~{dirflag},~{fpsr},~{flags},~{eax}"(ptr @n) nounwind60 ret void61}62 63define void @test4() nounwind {64; X86-LABEL: test4:65; X86: ## %bb.0: ## %entry66; X86-NEXT: movl L_y$non_lazy_ptr, %ecx67; X86-NEXT: ## InlineAsm Start68; X86-NEXT: movl (%ecx), %eax69; X86-NEXT: ## InlineAsm End70; X86-NEXT: retl71;72; X64-LABEL: test4:73; X64: ## %bb.0: ## %entry74; X64-NEXT: movq _y@GOTPCREL(%rip), %rcx75; X64-NEXT: ## InlineAsm Start76; X64-NEXT: movl (%rcx), %eax77; X64-NEXT: ## InlineAsm End78; X64-NEXT: retq79entry:80 call void asm sideeffect "movl ${0:a}, %eax", "ir,~{dirflag},~{fpsr},~{flags},~{eax}"(ptr @y) nounwind81 ret void82}83