File: cbuffer_with_static_global_and_function.hlsl

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,235,796 kB
  • sloc: cpp: 7,617,614; ansic: 1,433,901; asm: 1,058,726; python: 252,096; f90: 94,671; objc: 70,753; lisp: 42,813; pascal: 18,401; sh: 10,032; ml: 5,111; perl: 4,720; awk: 3,523; makefile: 3,401; javascript: 2,272; xml: 892; fortran: 770
file content (29 lines) | stat: -rw-r--r-- 848 bytes parent folder | download | duplicates (3) 
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
 
// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes -o - | FileCheck %s

// CHECK: %__cblayout_A = type <{ float }>

// CHECK: @A.cb = global target("dx.CBuffer", target("dx.Layout", %__cblayout_A, 4, 0))
// CHECK: @a = external hidden addrspace(2) global float, align 4
// CHECK-DAG: @_ZL1b = internal global float 3.000000e+00, align 4
// CHECK-NOT: @B.cb

cbuffer A {
  float a;
  static float b = 3;
  float foo() { return a + b; }
}

cbuffer B {
  // intentionally empty
}

// CHECK: define {{.*}} float @_Z3foov() #0 {
// CHECK: load float, ptr addrspace(2) @a, align 4
// CHECK: load float, ptr @_ZL1b, align 4

extern float bar() {
  return foo();
}

// CHECK: !hlsl.cbs = !{![[CB:[0-9]+]]}
// CHECK: ![[CB]] = !{ptr @A.cb, ptr addrspace(2) @a}