mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-30 23:42:52 +01:00
32a764306e
These instructions compare two floating point values and return an integer true (-1) or false (0) value. When compiling code generated by the Mesa GLSL frontend, the SET*_DX10 instructions save us four instructions for most branch decisions that use floating-point comparisons. llvm-svn: 174609
15 lines
470 B
LLVM
15 lines
470 B
LLVM
;RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
|
|
|
|
;CHECK: SETE_DX10 T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
|
|
|
|
define void @test(i32 addrspace(1)* %out, float addrspace(1)* %in) {
|
|
entry:
|
|
%0 = load float addrspace(1)* %in
|
|
%arrayidx1 = getelementptr inbounds float addrspace(1)* %in, i32 1
|
|
%1 = load float addrspace(1)* %arrayidx1
|
|
%cmp = fcmp oeq float %0, %1
|
|
%sext = sext i1 %cmp to i32
|
|
store i32 %sext, i32 addrspace(1)* %out
|
|
ret void
|
|
}
|