File: pr31323.ll

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (27 lines) | stat: -rw-r--r-- 911 bytes parent folder | download | duplicates (31) 
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
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X32
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X64

; Reduced test case.

define i32 @pr31323(i32) {
; X32-LABEL: pr31323:
; X32:       # %bb.0: # %entry
; X32-NEXT:    xorl %eax, %eax
; X32-NEXT:    retl
;
; X64-LABEL: pr31323:
; X64:       # %bb.0: # %entry
; X64-NEXT:    xorl %eax, %eax
; X64-NEXT:    retq
entry:
  %1 = and i32 %0, 31
  %2 = insertelement <3 x i32> undef, i32 %1, i32 0
  %3 = shufflevector <3 x i32> %2, <3 x i32> undef, <3 x i32> zeroinitializer
  %4 = insertelement <3 x i8> undef, i8 0, i32 2
  %5 = zext <3 x i8> %4 to <3 x i32>
  %6 = mul nsw <3 x i32> %3, %5
  %7 = ashr <3 x i32> %6, <i32 10, i32 10, i32 10>
  %8 = extractelement <3 x i32> %7, i32 0
  ret i32 %8
}