File: umulo-16.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 (32 lines) | stat: -rw-r--r-- 969 bytes parent folder | download | duplicates (24) 
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 -march=msp430 | FileCheck %s
target datalayout = "e-m:e-p:16:16-i32:16:32-a:16-n8:16"
target triple = "msp430"

define void @foo(i16 %arg) unnamed_addr {
entry-block:
  br i1 undef, label %bb2, label %bb3

bb2:                                              ; preds = %entry-block
  unreachable

bb3:                                              ; preds = %entry-block
  %0 = call { i16, i1 } @llvm.umul.with.overflow.i16(i16 undef, i16 %arg)
; CHECK: call
  %1 = extractvalue { i16, i1 } %0, 1
  %2 = call i1 @llvm.expect.i1(i1 %1, i1 false)
  br i1 %2, label %panic, label %bb5

bb5:                                              ; preds = %bb3
  unreachable

panic:                                            ; preds = %bb3
  unreachable
}

; Function Attrs: nounwind readnone
declare i1 @llvm.expect.i1(i1, i1) #0

; Function Attrs: nounwind readnone
declare { i16, i1 } @llvm.umul.with.overflow.i16(i16, i16) #0

attributes #0 = { nounwind readnone }