[AMDGPU][NFC] Simplify test file for amdgcn intrinsics

Summary: Remove unchecked attribute in the call site and use FileCheck String Substitution for `convergent` check.

Reviewers: nhaehnle

Reviewed By: nhaehnle

Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D64901

llvm-svn: 366781

Author: uenoku

llvm/test/Transforms/InstCombine/AMDGPU/amdgcn-intrinsics.ll

@@ -50,7 +50,7 @@ define double @test_constant_fold_rcp_f64_half() nounwind {
 
 define float @test_constant_fold_rcp_f32_43() nounwind {
 ; CHECK-LABEL: @test_constant_fold_rcp_f32_43(
-; CHECK-NEXT:    [[VAL:%.*]] = call float @llvm.amdgcn.rcp.f32(float 4.300000e+01) #5
+; CHECK-NEXT:    [[VAL:%.*]] = call float @llvm.amdgcn.rcp.f32(float 4.300000e+01)
 ; CHECK-NEXT:    ret float [[VAL]]
 ;
   %val = call float @llvm.amdgcn.rcp.f32(float 4.300000e+01) nounwind readnone
@@ -59,7 +59,7 @@ define float @test_constant_fold_rcp_f32_43() nounwind {
 
 define double @test_constant_fold_rcp_f64_43() nounwind {
 ; CHECK-LABEL: @test_constant_fold_rcp_f64_43(
-; CHECK-NEXT:    [[VAL:%.*]] = call double @llvm.amdgcn.rcp.f64(double 4.300000e+01) #5
+; CHECK-NEXT:    [[VAL:%.*]] = call double @llvm.amdgcn.rcp.f64(double 4.300000e+01)
 ; CHECK-NEXT:    ret double [[VAL]]
 ;
   %val = call double @llvm.amdgcn.rcp.f64(double 4.300000e+01) nounwind readnone
@@ -1655,7 +1655,7 @@ define i64 @icmp_constant_inputs_false() {
 
 define i64 @icmp_constant_inputs_true() {
 ; CHECK-LABEL: @icmp_constant_inputs_true(
-; CHECK-NEXT:    [[RESULT:%.*]] = call i64 @llvm.read_register.i64(metadata !0) #6
+; CHECK-NEXT:    [[RESULT:%.*]] = call i64 @llvm.read_register.i64(metadata !0) [[CONVERGENT:#[0-9]*]]
 ; CHECK-NEXT:    ret i64 [[RESULT]]
 ;
   %result = call i64 @llvm.amdgcn.icmp.i64.i32(i32 9, i32 8, i32 34)
@@ -2362,7 +2362,7 @@ define i64 @fcmp_constant_inputs_false() {
 
 define i64 @fcmp_constant_inputs_true() {
 ; CHECK-LABEL: @fcmp_constant_inputs_true(
-; CHECK-NEXT:    [[RESULT:%.*]] = call i64 @llvm.read_register.i64(metadata !0) #6
+; CHECK-NEXT:    [[RESULT:%.*]] = call i64 @llvm.read_register.i64(metadata !0) [[CONVERGENT]]
 ; CHECK-NEXT:    ret i64 [[RESULT]]
 ;
   %result = call i64 @llvm.amdgcn.fcmp.i64.f32(float 2.0, float 4.0, i32 4)
@@ -2655,5 +2655,5 @@ define amdgpu_kernel void @update_dpp_undef_old(i32 addrspace(1)* %out, i32 %in1
   ret void
 }
 
-; CHECK: attributes #6 = { convergent }
+; CHECK: attributes [[CONVERGENT]] = { convergent }