diff test/CodeGen/AMDGPU/fcmp.ll @ 95:afa8332a0e37

LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents
children 803732b1fca8
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/AMDGPU/fcmp.ll	Tue Oct 13 17:48:58 2015 +0900
@@ -0,0 +1,38 @@
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; CHECK: {{^}}fcmp_sext:
+; CHECK: SETE_DX10  T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
+
+define void @fcmp_sext(i32 addrspace(1)* %out, float addrspace(1)* %in) {
+entry:
+  %0 = load float, float addrspace(1)* %in
+  %arrayidx1 = getelementptr inbounds float, float addrspace(1)* %in, i32 1
+  %1 = load float, 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
+}
+
+; This test checks that a setcc node with f32 operands is lowered to a
+; SET*_DX10 instruction.  Previously we were lowering this to:
+; SET* + FP_TO_SINT
+
+; CHECK: {{^}}fcmp_br:
+; CHECK: SET{{[N]*}}E_DX10 * T{{[0-9]+\.[XYZW],}}
+; CHECK-NEXT: {{[0-9]+\(5.0}}
+
+define void @fcmp_br(i32 addrspace(1)* %out, float %in) {
+entry:
+  %0 = fcmp oeq float %in, 5.0
+  br i1 %0, label %IF, label %ENDIF
+
+IF:
+  %1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
+  store i32 0, i32 addrspace(1)* %1
+  br label %ENDIF
+
+ENDIF:
+  store i32 0, i32 addrspace(1)* %out
+  ret void
+}