mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 03:33:20 +01:00
54 lines
1.0 KiB
LLVM
54 lines
1.0 KiB
LLVM
; RUN: llc < %s -march=x86 | FileCheck %s
|
|
|
|
; Don't duplicate the load.
|
|
|
|
define fastcc i32 @foo(i32* %p) nounwind {
|
|
; CHECK: foo:
|
|
; CHECK: andl $10, %eax
|
|
; CHECK: je
|
|
%t0 = load i32* %p
|
|
%t2 = and i32 %t0, 10
|
|
%t3 = icmp ne i32 %t2, 0
|
|
br i1 %t3, label %bb63, label %bb76
|
|
bb63:
|
|
ret i32 %t2
|
|
bb76:
|
|
ret i32 0
|
|
}
|
|
|
|
define fastcc double @bar(i32 %hash, double %x, double %y) nounwind {
|
|
entry:
|
|
; CHECK: bar:
|
|
%0 = and i32 %hash, 15
|
|
%1 = icmp ult i32 %0, 8
|
|
br i1 %1, label %bb11, label %bb10
|
|
|
|
bb10:
|
|
; CHECK: bb10
|
|
; CHECK: testb $1
|
|
%2 = and i32 %hash, 1
|
|
%3 = icmp eq i32 %2, 0
|
|
br i1 %3, label %bb13, label %bb11
|
|
|
|
bb11:
|
|
%4 = fsub double -0.000000e+00, %x
|
|
br label %bb13
|
|
|
|
bb13:
|
|
; CHECK: bb13
|
|
; CHECK: testb $2
|
|
%iftmp.9.0 = phi double [ %4, %bb11 ], [ %x, %bb10 ]
|
|
%5 = and i32 %hash, 2
|
|
%6 = icmp eq i32 %5, 0
|
|
br i1 %6, label %bb16, label %bb14
|
|
|
|
bb14:
|
|
%7 = fsub double -0.000000e+00, %y
|
|
br label %bb16
|
|
|
|
bb16:
|
|
%iftmp.10.0 = phi double [ %7, %bb14 ], [ %y, %bb13 ]
|
|
%8 = fadd double %iftmp.9.0, %iftmp.10.0
|
|
ret double %8
|
|
}
|