49 lines
1.2 KiB
LLVM
49 lines
1.2 KiB
LLVM
; RUN: llc < %s | FileCheck %s
|
|
|
|
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-apple-macosx10.10.0"
|
|
|
|
; Function Attrs: nounwind
|
|
declare i32 @printf(i8* nocapture readonly, ...)
|
|
|
|
; On X86 1 is true and 0 is false, so we can't perform the combine:
|
|
; (and (setgt X, true), (setgt Y, true)) -> (setgt (or X, Y), true)
|
|
; This combine only works if the true value is -1.
|
|
|
|
|
|
;CHECK: cmpl
|
|
;CHECK: setl
|
|
;CHECK: cmpl
|
|
;CHECK: setl
|
|
;CHECK: orb
|
|
;CHECK: je
|
|
|
|
@.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
|
|
; Function Attrs: optsize ssp uwtable
|
|
define i32 @foo(i32 %a, i32 %b, i32 * %c) {
|
|
if.else429:
|
|
%cmp.i1144 = icmp eq i32* %c, null
|
|
%cmp430 = icmp slt i32 %a, 2
|
|
%cmp432 = icmp slt i32 %b, 2
|
|
%or.cond710 = or i1 %cmp430, %cmp432
|
|
%or.cond710.not = xor i1 %or.cond710, true
|
|
%brmerge1448 = or i1 %cmp.i1144, %or.cond710.not
|
|
br i1 %brmerge1448, label %ret1, label %ret2
|
|
|
|
ret1:
|
|
ret i32 0
|
|
|
|
ret2:
|
|
ret i32 1
|
|
}
|
|
|
|
define i32 @main(i32 %argc, i8** nocapture readnone %argv) {
|
|
%res = alloca i32, align 4
|
|
%t = call i32 @foo(i32 1, i32 2, i32* %res) #3
|
|
%v = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %t)
|
|
ret i32 0
|
|
}
|
|
|
|
|
|
|