File: alloca-align-rounding.ll

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 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 (35 lines) | stat: -rw-r--r-- 825 bytes parent folder | download | duplicates (13) 
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
34
35
 
; RUN: llc < %s -mtriple=x86_64-pc-linux -enable-misched=false | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-pc-linux-gnux32 -enable-misched=false | FileCheck %s -check-prefix=X32ABI

declare void @bar(ptr %n)

define void @foo(i64 %h) {
  %p = alloca <2 x i64>, i64 %h
  call void @bar(ptr %p)
  ret void
; CHECK-LABEL: foo
; CHECK-NOT: andq $-32, %rax
; X32ABI-LABEL: foo
; X32ABI-NOT: andl $-32, %eax
}

define void @foo2(i64 %h) {
  %p = alloca <2 x i64>, i64 %h, align 32
  call void @bar(ptr %p)
  ret void
; CHECK-LABEL: foo2
; CHECK: andq $-32, %rsp
; CHECK: andq $-32, %rax
; X32ABI-LABEL: foo2
; X32ABI: andl $-32, %esp
; X32ABI: andl $-32, %eax
}

define void @foo3(i64 %h) {
  %p = alloca <2 x i64>, i64 %h
  ret void
; CHECK-LABEL: foo3
; CHECK: movq %rbp, %rsp
; X32ABI-LABEL: foo3
; X32ABI: movl %ebp, %esp
}