setOperationAction(ISD::FFLOOR, MVT::f32, Legal);
setOperationAction(ISD::FRINT, MVT::f32, Legal);
setOperationAction(ISD::FROUND, MVT::f32, Legal);
+ setOperationAction(ISD::FTRUNC, MVT::f32, Legal);
// The hardware supports ROTR, but not ROTL
setOperationAction(ISD::ROTL, MVT::i32, Expand);
setOperationAction(ISD::FADD, VT, Expand);
setOperationAction(ISD::FDIV, VT, Expand);
setOperationAction(ISD::FFLOOR, VT, Expand);
+ setOperationAction(ISD::FTRUNC, VT, Expand);
setOperationAction(ISD::FMUL, VT, Expand);
setOperationAction(ISD::FRINT, VT, Expand);
setOperationAction(ISD::FSQRT, VT, Expand);
def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
+// Add also ftrunc intrinsic pattern
+def : Pat<(ftrunc f32:$src0), (TRUNC $src0)>;
+
def MOV : R600_1OP <0x19, "MOV", []>;
let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
--- /dev/null
+; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
+
+; CHECK-LABEL: @trunc_f32
+; CHECK: TRUNC
+
+define void @trunc_f32(float addrspace(1)* %out, float %in) {
+entry:
+ %0 = call float @llvm.trunc.f32(float %in)
+ store float %0, float addrspace(1)* %out
+ ret void
+}
+
+declare float @llvm.trunc.f32(float)