File: asm.m

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (25 lines) | stat: -rw-r--r-- 865 bytes parent folder | download | duplicates (9) 
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
 
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fblocks -fobjc-arc -emit-llvm -o - %s | FileCheck %s

// CHECK: %[[STRUCT_A:.*]] = type { ptr }

typedef struct {
  id f;
} A;

id a;

// Check that the compound literal is destructed at the end of the enclosing scope.

// CHECK-LABEL: define void @foo0()
// CHECK: %[[_COMPOUNDLITERAL:.*]] = alloca %[[STRUCT_A]], align 8
// CHECK: getelementptr inbounds %[[STRUCT_A]], ptr %[[_COMPOUNDLITERAL]], i32 0, i32 0
// CHECK: %[[F1:.*]] = getelementptr inbounds %[[STRUCT_A]], ptr %[[_COMPOUNDLITERAL]], i32 0, i32 0
// CHECK: %[[V2:.*]] = load ptr, ptr %[[F1]], align 8
// CHECK: call void asm sideeffect "", "r,~{dirflag},~{fpsr},~{flags}"(ptr %[[V2]])
// CHECK: call void asm sideeffect "",
// CHECK: call void @__destructor_8_s0(ptr %[[_COMPOUNDLITERAL]])

void foo0() {
  asm("" : : "r"(((A){a}).f) );
  asm("");
}