| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s --check-prefix=DARWIN |
| ; RUN: llc < %s -mtriple=x86_64-pc-linux -relocation-model=static | FileCheck %s --check-prefix=LINUX |
| |
| @ptr = external global i32* ; <i32**> [#uses=1] |
| @src = external global [0 x i32] ; <[0 x i32]*> [#uses=1] |
| @dst = external global [0 x i32] ; <[0 x i32]*> [#uses=1] |
| @lptr = internal global i32* null ; <i32**> [#uses=1] |
| @ldst = internal global [500 x i32] zeroinitializer, align 32 ; <[500 x i32]*> [#uses=1] |
| @lsrc = internal global [500 x i32] zeroinitializer, align 32 ; <[500 x i32]*> [#uses=0] |
| @bsrc = internal global [500000 x i32] zeroinitializer, align 32 ; <[500000 x i32]*> [#uses=0] |
| @bdst = internal global [500000 x i32] zeroinitializer, align 32 ; <[500000 x i32]*> [#uses=0] |
| |
| define void @test1() nounwind { |
| ; DARWIN-LABEL: test1: |
| ; DARWIN: ## %bb.0: |
| ; DARWIN-NEXT: movq _src@{{.*}}(%rip), %rax |
| ; DARWIN-NEXT: movl (%rax), %eax |
| ; DARWIN-NEXT: movq _dst@{{.*}}(%rip), %rcx |
| ; DARWIN-NEXT: movl %eax, (%rcx) |
| ; DARWIN-NEXT: retq |
| ; |
| ; LINUX-LABEL: test1: |
| ; LINUX: # %bb.0: |
| ; LINUX-NEXT: movq src@{{.*}}(%rip), %rax |
| ; LINUX-NEXT: movl (%rax), %eax |
| ; LINUX-NEXT: movq dst@{{.*}}(%rip), %rcx |
| ; LINUX-NEXT: movl %eax, (%rcx) |
| ; LINUX-NEXT: retq |
| %tmp = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @src, i32 0, i32 0) ; <i32> [#uses=1] |
| store i32 %tmp, i32* getelementptr ([0 x i32], [0 x i32]* @dst, i32 0, i32 0) |
| ret void |
| } |
| |
| define void @test2() nounwind { |
| ; DARWIN-LABEL: test2: |
| ; DARWIN: ## %bb.0: |
| ; DARWIN-NEXT: movq _dst@{{.*}}(%rip), %rax |
| ; DARWIN-NEXT: movq _ptr@{{.*}}(%rip), %rcx |
| ; DARWIN-NEXT: movq %rax, (%rcx) |
| ; DARWIN-NEXT: retq |
| ; |
| ; LINUX-LABEL: test2: |
| ; LINUX: # %bb.0: |
| ; LINUX-NEXT: movq dst@{{.*}}(%rip), %rax |
| ; LINUX-NEXT: movq ptr@{{.*}}(%rip), %rcx |
| ; LINUX-NEXT: movq %rax, (%rcx) |
| ; LINUX-NEXT: retq |
| store i32* getelementptr ([0 x i32], [0 x i32]* @dst, i32 0, i32 0), i32** @ptr |
| ret void |
| } |
| |
| define void @test3() nounwind { |
| ; DARWIN-LABEL: test3: |
| ; DARWIN: ## %bb.0: |
| ; DARWIN-NEXT: leaq {{.*}}(%rip), %rax |
| ; DARWIN-NEXT: movq %rax, {{.*}}(%rip) |
| ; DARWIN-NEXT: retq |
| ; |
| ; LINUX-LABEL: test3: |
| ; LINUX: # %bb.0: |
| ; LINUX-NEXT: movq $ldst, {{.*}}(%rip) |
| ; LINUX-NEXT: retq |
| store i32* getelementptr ([500 x i32], [500 x i32]* @ldst, i32 0, i32 0), i32** @lptr |
| br label %return |
| |
| return: ; preds = %0 |
| ret void |
| } |