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
36
37
38
39
40
41
42
43
44
45
46
47
|
; RUN: opt -S --passes="print-dx-shader-flags" 2>&1 %s | FileCheck %s
; RUN: llc %s --filetype=obj -o - | obj2yaml | FileCheck %s --check-prefix=DXC
; Check that when the dx.nativelowprec module flag is set to 1, the module-level
; shader flag UseNativeLowPrecision is set, and the NativeLowPrecision feature
; flag is set
target triple = "dxil-pc-shadermodel6.7-library"
;CHECK: ; Combined Shader Flags for Module
;CHECK-NEXT: ; Shader Flags Value: 0x00800020
;CHECK-NEXT: ;
;CHECK-NEXT: ; Note: shader requires additional functionality:
;CHECK-NEXT: ; Native low-precision data types
;CHECK-NEXT: ; Note: extra DXIL module flags:
;CHECK-NEXT: ; Low-precision data types present
;CHECK-NEXT: ; Enable native low-precision data types
;CHECK-NEXT: ;
;CHECK-NEXT: ; Shader Flags for Module Functions
;CHECK-LABEL: ; Function add_i16 : 0x00800020
define i16 @add_i16(i16 %a, i16 %b) "hlsl.export" {
%sum = add i16 %a, %b
ret i16 %sum
}
;CHECK-LABEL: ; Function add_i32 : 0x00800000
define i32 @add_i32(i32 %a, i32 %b) "hlsl.export" {
%sum = add i32 %a, %b
ret i32 %sum
}
;CHECK-LABEL: ; Function add_half : 0x00800020
define half @add_half(half %a, half %b) "hlsl.export" {
%sum = fadd half %a, %b
ret half %sum
}
!llvm.module.flags = !{!0}
!0 = !{i32 1, !"dx.nativelowprec", i32 1}
; DXC: - Name: SFI0
; DXC-NEXT: Size: 8
; DXC-NEXT: Flags:
; DXC: MinimumPrecision: false
; DXC: NativeLowPrecision: true
; DXC: ...
|
