1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
; RUN: llc < %s -march=x86-64 -O0 | FileCheck %s --check-prefix=X64
; RUN: llc < %s -march=x86 -O0 | FileCheck %s --check-prefix=X32
; PR3181
; GEP indices are interpreted as signed integers, so they
; should be sign-extended to 64 bits on 64-bit targets.
define i32 @test1(i32 %t3, i32* %t1) nounwind {
%t9 = getelementptr i32* %t1, i32 %t3 ; <i32*> [#uses=1]
%t15 = load i32* %t9 ; <i32> [#uses=1]
ret i32 %t15
; X32: test1:
; X32: movl (%ecx,%eax,4), %eax
; X32: ret
; X64: test1:
; X64: movslq %edi, %rax
; X64: movl (%rsi,%rax,4), %eax
; X64: ret
}
define i32 @test2(i64 %t3, i32* %t1) nounwind {
%t9 = getelementptr i32* %t1, i64 %t3 ; <i32*> [#uses=1]
%t15 = load i32* %t9 ; <i32> [#uses=1]
ret i32 %t15
; X32: test2:
; X32: movl (%eax,%ecx,4), %eax
; X32: ret
; X64: test2:
; X64: movl (%rsi,%rdi,4), %eax
; X64: ret
}
|
