File: misched-fusion-csel.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (32 lines) | stat: -rw-r--r-- 917 bytes parent folder | download | duplicates (23) 
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
 
; RUN: llc %s -o - -mtriple=aarch64-unknown -mattr=fuse-csel | FileCheck %s
; RUN: llc %s -o - -mtriple=aarch64-unknown -mcpu=exynos-m3  | FileCheck %s
; RUN: llc %s -o - -mtriple=aarch64-unknown -mcpu=exynos-m4  | FileCheck %s
; RUN: llc %s -o - -mtriple=aarch64-unknown -mcpu=exynos-m5  | FileCheck %s

target triple = "aarch64-unknown"

define i32 @test_sub_cselw(i32 %a0, i32 %a1, i32 %a2) {
entry:
  %v0 = sub i32 %a0, 13
  %cond = icmp eq i32 %v0, 0
  %v1 = add i32 %a1, 7
  %v2 = select i1 %cond, i32 %a0, i32 %v1
  ret i32 %v2

; CHECK-LABEL: test_sub_cselw:
; CHECK: cmp {{w[0-9]}}, #13
; CHECK-NEXT: csel {{w[0-9]}}
}

define i64 @test_sub_cselx(i64 %a0, i64 %a1, i64 %a2) {
entry:
  %v0 = sub i64 %a0, 13
  %cond = icmp eq i64 %v0, 0
  %v1 = add i64 %a1, 7
  %v2 = select i1 %cond, i64 %a0, i64 %v1
  ret i64 %v2

; CHECK-LABEL: test_sub_cselx:
; CHECK: cmp {{x[0-9]}}, #13
; CHECK-NEXT: csel {{x[0-9]}}
}