File: profile.ll

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8%2Bdeb10u2
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 734,616 kB
  • sloc: cpp: 3,776,926; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; javascript: 518; ruby: 156
file content (23 lines) | stat: -rw-r--r-- 670 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
; RUN: opt -argpromotion -mem2reg -S < %s | FileCheck %s
target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"

; Checks if !prof metadata is corret in deadargelim.

define void @caller() #0 {
  %x = alloca i32
  store i32 42, i32* %x
  call void @promote_i32_ptr(i32* %x), !prof !0
; CHECK: call void @promote_i32_ptr(i32 42), !prof ![[PROF:[0-9]]]
  ret void
}

define internal void @promote_i32_ptr(i32* %xp) {
  %x = load i32, i32* %xp
  call void @use_i32(i32 %x)
  ret void
}

declare void @use_i32(i32)

; CHECK: ![[PROF]] = !{!"branch_weights", i32 30}
!0 = !{!"branch_weights", i32 30}