blob: 5aef6428cb176e7be952c5d853bebf7d8fff2205 (
plain)
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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-linux | FileCheck %s --check-prefix=X32
; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=X64
; RUN: llc < %s -mtriple=x86_64-linux-gnux32 | FileCheck %s --check-prefix=X64
; RUN: llc < %s -mtriple=x86_64-nacl | FileCheck %s --check-prefix=X64
; The computation of %t4 should match a single lea, without using actual add instructions.
define i32 @test1(i32 %A, i32 %B) {
; X32-LABEL: test1:
; X32: # %bb.0:
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X32-NEXT: leal -5(%ecx,%eax,4), %eax
; X32-NEXT: retl
;
; X64-LABEL: test1:
; X64: # %bb.0:
; X64-NEXT: # kill: def $esi killed $esi def $rsi
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: leal -5(%rsi,%rdi,4), %eax
; X64-NEXT: retq
%t1 = shl i32 %A, 2
%t3 = add i32 %B, -5
%t4 = add i32 %t3, %t1
ret i32 %t4
}
|
