File: inline-asm-p-constraint.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (26 lines) | stat: -rw-r--r-- 910 bytes parent folder | download | duplicates (12) 
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
 
; RUN: llc -mtriple=x86_64-unknown-unknown -no-integrated-as < %s 2>&1 | FileCheck %s

define ptr @foo(ptr %Ptr) {
; CHECK-LABEL: foo:
; asm {mov rax, Pointer; lea rax, Pointer}
; LEA: Computes the effective address of the second operand and stores it in the first operand
  %Ptr.addr = alloca ptr, align 8
  store ptr %Ptr, ptr %Ptr.addr, align 8
; CHECK: movq    %rdi, -8(%rsp)
  %1 = tail call ptr asm "mov $1, $0\0A\09lea $2, $0", "=r,p,*m,~{dirflag},~{fpsr},~{flags}"(ptr %Ptr, ptr elementtype(ptr) %Ptr.addr)
; CHECK-NEXT: #APP
; CHECK-NEXT: mov (%rdi), %rax
; CHECK-NEXT: lea -8(%rsp), %rax
; CHECK-NEXT: #NO_APP
  ret ptr %1
; CHECK-NEXT: retq
}

define void @intptr() {
; Don't assert on a non-ptr operand, existing code & gcc accept these.
entry:
; CHECK-LABEL: intptr:
; CHECK: ud1l 49150(%eax), %eax
  call void asm "ud1l $0(%eax), %eax", "p,~{dirflag},~{fpsr},~{flags}"(i32 49150)
  unreachable
}