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), %e
20 define i32 @test2(i64 %t3, i32* %t1) nounwind {
21 %t9 = getelementptr i32* %t1, i64 %t3 ; <i32*> [#uses=1]
22 %t15 = load i32* %t9 ; <i32> [#uses=1]
25 ; X32: movl (%eax,%ecx,4), %eax
29 ; X64: movl (%rsi,%rdi,4), %eax
36 define i8 @test3(i8* %start) nounwind {
38 %A = getelementptr i8* %start, i64 -2 ; <i8*> [#uses=1]
39 %B = load i8* %A, align 1 ; <i8> [#uses=1]
44 ; X32: movl 4(%esp), %eax
45 ; X32: movb -2(%eax), %al
49 ; X64: movb -2(%rdi), %al
54 define double @test4(i64 %x, double* %p) nounwind {
56 %x.addr = alloca i64, align 8 ; <i64*> [#uses=2]
57 %p.addr = alloca double*, align 8 ; <double**> [#uses=2]
58 store i64 %x, i64* %x.addr
59 store double* %p, double** %p.addr
60 %tmp = load i64* %x.addr ; <i64> [#uses=1]
61 %add = add nsw i64 %tmp, 16 ; <i64> [#uses=1]
62 %tmp1 = load double** %p.addr ; <double*> [#uses=1]
63 %arrayidx = getelementptr inbounds double* %tmp1, i64 %add ; <double*> [#uses=1]
64 %tmp2 = load double* %arrayidx ; <double> [#uses=1]
68 ; X32: 128(%e{{.*}},%e{{.*}},8)
70 ; X64: 128(%r{{.*}},%r{{.*}},8)