1 ; RUN: llc < %s -march=x86-64 -O0 | FileCheck %s --check-prefix=X64
2 ; RUN: llc < %s -march=x86 -O0 | FileCheck %s --check-prefix=X32
4 ; GEP indices are interpreted as signed integers, so they
5 ; should be sign-extended to 64 bits on 64-bit targets.
7 define i32 @test1(i32 %t3, i32* %t1) nounwind {
8 %t9 = getelementptr i32* %t1, i32 %t3 ; <i32*> [#uses=1]
9 %t15 = load i32* %t9 ; <i32> [#uses=1]
12 ; X32: movl (%ecx,%eax,4), %eax
16 ; X64: movslq %edi, %rax
17 ; X64: movl (%rsi,%rax,4), %eax
21 define i32 @test2(i64 %t3, i32* %t1) nounwind {
22 %t9 = getelementptr i32* %t1, i64 %t3 ; <i32*> [#uses=1]
23 %t15 = load i32* %t9 ; <i32> [#uses=1]
26 ; X32: movl (%eax,%ecx,4), %eax
30 ; X64: movl (%rsi,%rdi,4), %eax
37 define i8 @test3(i8* %start) nounwind {
39 %A = getelementptr i8* %start, i64 -2 ; <i8*> [#uses=1]
40 %B = load i8* %A, align 1 ; <i8> [#uses=1]
45 ; X32: movl 4(%esp), %eax
46 ; X32: movb -2(%eax), %al
50 ; X64: movb -2(%rdi), %al