File: pred-gp.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (30 lines) | stat: -rw-r--r-- 905 bytes parent folder | download | duplicates (11) 
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
 
; RUN: llc -march=hexagon < %s | FileCheck %s
; Check that we are able to predicate instructions with gp-relative
; addressing mode.

; CHECK: if ({{!?}}p{{[0-3]+}}{{(.new)?}}) r{{[0-9]+}} = memw(##g{{[01]}})
; CHECK: if ({{!?}}p{{[0-3]+}}) r{{[0-9]+}} = memw(##g{{[01]}})

@g0 = external global i32
@g1 = common global i32 0, align 4

define i32 @f0(i8 zeroext %a0, i8 zeroext %a1) #0 {
b0:
  %v0 = icmp eq i8 %a0, %a1
  br i1 %v0, label %b2, label %b1

b1:                                               ; preds = %b0
  %v1 = load i32, i32* @g1, align 4
  br label %b3

b2:                                               ; preds = %b0
  %v2 = load i32, i32* @g0, align 4
  store i32 %v2, i32* @g1, align 4
  br label %b3

b3:                                               ; preds = %b2, %b1
  %v3 = phi i32 [ %v1, %b1 ], [ %v2, %b2 ]
  ret i32 %v3
}

attributes #0 = { nounwind "target-cpu"="hexagonv5" }