1 # This file tests the scenario: ISEL RX, RX, RX, CR (X != 0),
2 # which is redudant and removed.
3 # RUN: llc -ppc-gen-isel=true -run-pass ppc-expand-isel -o - %s | FileCheck %s
6 target datalayout = "E-m:e-i64:64-n32:64"
7 target triple = "powerpc64-unknown-linux-gnu"
8 define signext i32 @testExpandISEL(i32 signext %i, i32 signext %j) {
10 %cmp = icmp sgt i32 %i, 0
11 %add = add nsw i32 %i, 1
12 %cond = select i1 %cmp, i32 %add, i32 %j
20 exposesReturnsTwice: false
22 regBankSelected: false
24 tracksRegLiveness: true
28 isFrameAddressTaken: false
29 isReturnAddressTaken: false
38 hasOpaqueSPAdjustment: false
40 hasMustTailInVarArgFunc: false
47 $r3 = ISEL $r3, $r3, $cr0gt
49 ; CHECK: $r5 = ADDI $r3, 1
50 ; CHECK: $cr0 = CMPWI $r3, 0
51 ; CHECK-NOT: $r3 = ISEL $r3, $r3, $cr0gt
52 ; CHECK: $x3 = EXTSW_32_64 $r3