File: mul64.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm-proposed-updates
  • size: 1,998,492 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (33 lines) | stat: -rw-r--r-- 1,726 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
24
25
26
27
28
29
30
31
32
33
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -mtriple=x86_64-unknown -passes=slp-vectorizer -S -mcpu=x86-64 | FileCheck %s
; RUN: opt < %s -mtriple=x86_64-unknown -passes=slp-vectorizer -S -mcpu=x86-64-v2 | FileCheck %s
; RUN: opt < %s -mtriple=x86_64-unknown -passes=slp-vectorizer -S -mcpu=x86-64-v3 | FileCheck %s
; RUN: opt < %s -mtriple=x86_64-unknown -passes=slp-vectorizer -S -mcpu=x86-64-v4 | FileCheck %s

define void @PR62969(ptr dereferenceable(16) %out, ptr dereferenceable(16) %in) {
; CHECK-LABEL: @PR62969(
; CHECK-NEXT:    [[IN0:%.*]] = getelementptr inbounds [2 x i64], ptr [[IN:%.*]], i64 0, i64 0
; CHECK-NEXT:    [[OUT0:%.*]] = getelementptr inbounds [2 x i64], ptr [[OUT:%.*]], i64 0, i64 0
; CHECK-NEXT:    [[TMP1:%.*]] = load <2 x i64>, ptr [[IN0]], align 8
; CHECK-NEXT:    [[TMP2:%.*]] = and <2 x i64> [[TMP1]], <i64 4294967295, i64 4294967295>
; CHECK-NEXT:    [[TMP3:%.*]] = lshr <2 x i64> [[TMP1]], <i64 32, i64 32>
; CHECK-NEXT:    [[TMP4:%.*]] = mul <2 x i64> [[TMP2]], [[TMP3]]
; CHECK-NEXT:    store <2 x i64> [[TMP4]], ptr [[OUT0]], align 8
; CHECK-NEXT:    ret void
;
  %in0 = getelementptr inbounds [2 x i64], ptr %in, i64 0, i64 0
  %in1 = getelementptr inbounds [2 x i64], ptr %in, i64 0, i64 1
  %x = load i64, ptr %in0, align 8
  %y = load i64, ptr %in1, align 8
  %xl = and i64 %x, 4294967295
  %yl = and i64 %y, 4294967295
  %xh = lshr i64 %x, 32
  %yh = lshr i64 %y, 32
  %m0 = mul i64 %xl, %xh
  %m1 = mul i64 %yl, %yh
  %out0 = getelementptr inbounds [2 x i64], ptr %out, i64 0, i64 0
  %out1 = getelementptr inbounds [2 x i64], ptr %out, i64 0, i64 1
  store i64 %m0, ptr %out0, align 8
  store i64 %m1, ptr %out1, align 8
  ret void
}