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comparison test/CodeGen/AArch64/a57-csel.ll @ 120:1172e4bd9c6f

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update 4.0.0
author mir3636
date Fri, 25 Nov 2016 19:14:25 +0900
parents afa8332a0e37
children
comparison
equal deleted inserted replaced
101:34baf5011add 120:1172e4bd9c6f
1 ; RUN: llc -mtriple=aarch64-none-linux-gnu < %s -mcpu=cortex-a57 -aarch64-enable-early-ifcvt=false | FileCheck %s 1 ; RUN: llc -mtriple=aarch64-none-linux-gnu < %s -mcpu=cortex-a57 -aarch64-enable-early-ifcvt=false | FileCheck %s
2 2
3 ; Check that the select is expanded into a branch sequence. 3 ; Check that the select isn't expanded into a branch sequence
4 ; when the icmp's first operand %x0 is from load.
4 define i64 @f(i64 %a, i64 %b, i64* %c, i64 %d, i64 %e) { 5 define i64 @f(i64 %a, i64 %b, i64* %c, i64 %d, i64 %e) {
5 ; CHECK: cbz 6 ; CHECK: csel
6 %x0 = load i64, i64* %c 7 %x0 = load i64, i64* %c
7 %x1 = icmp eq i64 %x0, 0 8 %x1 = icmp eq i64 %x0, 0
8 %x2 = select i1 %x1, i64 %a, i64 %b 9 %x2 = select i1 %x1, i64 %a, i64 %b
9 %x3 = add i64 %x2, %d 10 %x3 = add i64 %x2, %d
10 ret i64 %x3 11 ret i64 %x3