| ; RUN: opt -S -mtriple=amdgcn-- -amdgpu-lower-module-lds < %s | FileCheck %s |
| ; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-module-lds < %s | FileCheck %s |
| |
| ; Check new struct is added to compiler.used and that the replaced variable is removed |
| |
| ; CHECK: %llvm.amdgcn.module.lds.t = type { float } |
| ; CHECK: @ignored = addrspace(1) global i64 0 |
| ; CHECK: @llvm.amdgcn.module.lds = internal addrspace(3) global %llvm.amdgcn.module.lds.t undef, align 8 |
| |
| ; CHECK-NOT: @tolower |
| |
| @tolower = addrspace(3) global float undef, align 8 |
| |
| ; A variable that is unchanged by pass |
| @ignored = addrspace(1) global i64 0 |
| |
| |
| ; @ignored still in list, @tolower removed, llvm.amdgcn.module.lds appended |
| ; Start with one value to replace and one to ignore in the .use list |
| |
| ; @ignored still in list, @tolower removed |
| ; CHECK: @llvm.used = appending global [1 x i8*] [i8* addrspacecast (i8 addrspace(1)* bitcast (i64 addrspace(1)* @ignored to i8 addrspace(1)*) to i8*)], section "llvm.metadata" |
| |
| @llvm.used = appending global [2 x i8*] [i8* addrspacecast (i8 addrspace(3)* bitcast (float addrspace(3)* @tolower to i8 addrspace(3)*) to i8*), i8* addrspacecast (i8 addrspace(1)* bitcast (i64 addrspace(1)* @ignored to i8 addrspace(1)*) to i8*)], section "llvm.metadata" |
| |
| ; @ignored still in list, @tolower removed, llvm.amdgcn.module.lds appended |
| ; CHECK: @llvm.compiler.used = appending global [2 x i8*] [i8* addrspacecast (i8 addrspace(1)* bitcast (i64 addrspace(1)* @ignored to i8 addrspace(1)*) to i8*), i8* addrspacecast (i8 addrspace(3)* bitcast (%llvm.amdgcn.module.lds.t addrspace(3)* @llvm.amdgcn.module.lds to i8 addrspace(3)*) to i8*)], section "llvm.metadata" |
| |
| @llvm.compiler.used = appending global [2 x i8*] [i8* addrspacecast (i8 addrspace(3)* bitcast (float addrspace(3)* @tolower to i8 addrspace(3)*) to i8*), i8* addrspacecast (i8 addrspace(1)* bitcast (i64 addrspace(1)* @ignored to i8 addrspace(1)*) to i8*)], section "llvm.metadata" |
| |
| ; CHECK-LABEL: @func() |
| ; CHECK: %dec = atomicrmw fsub float addrspace(3)* null, float 1.0 |
| define void @func() { |
| %dec = atomicrmw fsub float addrspace(3)* @tolower, float 1.0 monotonic |
| %unused0 = atomicrmw add i64 addrspace(1)* @ignored, i64 1 monotonic |
| ret void |
| } |
