Remove unnecessary attributes and obj2yml test

Author: Icohedron

llvm/test/CodeGen/DirectX/ShaderFlags/low-precision.ll

@@ -1,5 +1,4 @@
 ; 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
 
 target triple = "dxil-pc-shadermodel6.7-library"
 
@@ -13,26 +12,19 @@ target triple = "dxil-pc-shadermodel6.7-library"
 ;CHECK-NEXT: ; Shader Flags for Module Functions
 
 ;CHECK-LABEL: ; Function add_i16 : 0x00000020
-define i16 @add_i16(i16 %a, i16 %b) #0 {
+define i16 @add_i16(i16 %a, i16 %b) {
   %sum = add i16 %a, %b
   ret i16 %sum
 }
 
 ;CHECK-LABEL: ; Function add_i32 : 0x00000000
-define i32 @add_i32(i32 %a, i32 %b) #0 {
+define i32 @add_i32(i32 %a, i32 %b) {
   %sum = add i32 %a, %b
   ret i32 %sum
 }
 
 ;CHECK-LABEL: ; Function add_half : 0x00000020
-define half @add_half(half %a, half %b) #0 {
+define half @add_half(half %a, half %b) {
   %sum = fadd half %a, %b
   ret half %sum
 }
-
-attributes #0 = { convergent norecurse nounwind "hlsl.export"}
-
-; DXC: - Name:            SFI0
-; DXC-NEXT:     Size:            8
-; DXC-NOT:     Flags:
-; DXC: ...

llvm/test/CodeGen/DirectX/ShaderFlags/use-native-low-precision.ll

@@ -1,5 +1,4 @@
 ; 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
 
 target triple = "dxil-pc-shadermodel6.7-library"
 
@@ -14,32 +13,25 @@ target triple = "dxil-pc-shadermodel6.7-library"
 ;CHECK-NEXT: ; Shader Flags for Module Functions
 
 ;CHECK-LABEL: ; Function add_i16 : 0x00800020
-define i16 @add_i16(i16 %a, i16 %b) #0 {
+define i16 @add_i16(i16 %a, i16 %b) {
   %sum = add i16 %a, %b
   ret i16 %sum
 }
 
-; NOTE: The flag for native low precision is set for every function in the
-; module regardless of whether or not the function uses low precision data
-; types. This matches the behavior in DXC
+; NOTE: The flag for native low precision (0x80000) is set for every function
+; in the module regardless of whether or not the function uses low precision
+; data types (flag 0x20). This matches the behavior in DXC
 ;CHECK-LABEL: ; Function add_i32 : 0x00800000
-define i32 @add_i32(i32 %a, i32 %b) #0 {
+define i32 @add_i32(i32 %a, i32 %b) {
   %sum = add i32 %a, %b
   ret i32 %sum
 }
 
 ;CHECK-LABEL: ; Function add_half : 0x00800020
-define half @add_half(half %a, half %b) #0 {
+define half @add_half(half %a, half %b) {
   %sum = fadd half %a, %b
   ret half %sum
 }
 
-attributes #0 = { convergent norecurse nounwind "hlsl.export" }
-
 !llvm.module.flags = !{!0}
 !0 = !{i32 1, !"dx.nativelowprec", i32 1}
-
-; DXC: - Name:            SFI0
-; DXC-NEXT:     Size:            8
-; DXC-NOT:     Flags:
-; DXC: ...