isel.ll
1.16 KB
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
34
35
36
37
38
target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; RUN: llc -verify-machineinstrs -mcpu=a2 < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -ppc-gen-isel=false < %s | FileCheck --check-prefix=CHECK-NO-ISEL %s
define i64 @test1(i64 %a, i64 %b, i64 %c, i64 %d) {
entry:
%p = icmp uge i64 %a, %b
%x = select i1 %p, i64 %c, i64 %d
ret i64 %x
; CHECK-LABEL: @test1
; CHECK-NO-ISEL-LABEL: @test1
; CHECK: isel
; CHECK-NO-ISEL: bc 12, 0, [[TRUE:.LBB[0-9]+]]
; CHECK-NO-ISEL: ori 3, 5, 0
; CHECK-NO-ISEL-NEXT: blr
; CHECK-NO-ISEL: [[TRUE]]
; CHECK-NO-ISEL-NEXT: addi 3, 6, 0
; CHECK-NO-ISEL-NEXT: blr
}
define i32 @test2(i32 %a, i32 %b, i32 %c, i32 %d) {
entry:
%p = icmp uge i32 %a, %b
%x = select i1 %p, i32 %c, i32 %d
ret i32 %x
; CHECK-LABEL: @test2
; CHECK-NO-ISEL-LABEL: @test2
; CHECK: isel
; CHECK-NO-ISEL: bc 12, 0, [[TRUE:.LBB[0-9]+]]
; CHECK-NO-ISEL: ori 3, 5, 0
; CHECK-NO-ISEL-NEXT: blr
; CHECK-NO-ISEL: [[TRUE]]
; CHECK-NO-ISEL-NEXT: addi 3, 6, 0
; CHECK-NO-ISEL-NEXT: blr
}