Pattern match vmrg* instructions, which are now lowered by the CFE into shuffles.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27457 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCInstrAltivec.td b/lib/Target/PowerPC/PPCInstrAltivec.td
index 216cbbd..b295641 100644
--- a/lib/Target/PowerPC/PPCInstrAltivec.td
+++ b/lib/Target/PowerPC/PPCInstrAltivec.td
@@ -24,6 +24,26 @@
return PPC::isVPKUWUMShuffleMask(N);
}]>;
+def VMRGLB_shuffle_mask : PatLeaf<(build_vector), [{
+ return PPC::isVMRGLShuffleMask(N, 1);
+}]>;
+def VMRGLH_shuffle_mask : PatLeaf<(build_vector), [{
+ return PPC::isVMRGLShuffleMask(N, 2);
+}]>;
+def VMRGLW_shuffle_mask : PatLeaf<(build_vector), [{
+ return PPC::isVMRGLShuffleMask(N, 4);
+}]>;
+def VMRGHB_shuffle_mask : PatLeaf<(build_vector), [{
+ return PPC::isVMRGHShuffleMask(N, 1);
+}]>;
+def VMRGHH_shuffle_mask : PatLeaf<(build_vector), [{
+ return PPC::isVMRGHShuffleMask(N, 2);
+}]>;
+def VMRGHW_shuffle_mask : PatLeaf<(build_vector), [{
+ return PPC::isVMRGHShuffleMask(N, 4);
+}]>;
+
+
def VSLDOI_get_imm : SDNodeXForm<build_vector, [{
return getI32Imm(PPC::isVSLDOIShuffleMask(N));
}]>;
@@ -278,12 +298,30 @@
def VMINUH : VX1_Int< 578, "vminuh", int_ppc_altivec_vminuh>;
def VMINUW : VX1_Int< 642, "vminuw", int_ppc_altivec_vminuw>;
-def VMRGHB : VX1_Int<12 , "vmrghb", int_ppc_altivec_vmrghb>;
-def VMRGHH : VX1_Int<76 , "vmrghh", int_ppc_altivec_vmrghh>;
-def VMRGHW : VX1_Int<140, "vmrghw", int_ppc_altivec_vmrghw>;
-def VMRGLB : VX1_Int<268, "vmrglb", int_ppc_altivec_vmrglb>;
-def VMRGLH : VX1_Int<332, "vmrglh", int_ppc_altivec_vmrglh>;
-def VMRGLW : VX1_Int<396, "vmrglw", int_ppc_altivec_vmrglw>;
+def VMRGHB : VXForm_1< 12, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
+ "vmrghb $vD, $vA, $vB", VecFP,
+ [(set VRRC:$vD, (vector_shuffle (v16i8 VRRC:$vA),
+ VRRC:$vB, VMRGHB_shuffle_mask))]>;
+def VMRGHH : VXForm_1< 76, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
+ "vmrghh $vD, $vA, $vB", VecFP,
+ [(set VRRC:$vD, (vector_shuffle (v16i8 VRRC:$vA),
+ VRRC:$vB, VMRGHH_shuffle_mask))]>;
+def VMRGHW : VXForm_1<140, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
+ "vmrghw $vD, $vA, $vB", VecFP,
+ [(set VRRC:$vD, (vector_shuffle (v16i8 VRRC:$vA),
+ VRRC:$vB, VMRGHW_shuffle_mask))]>;
+def VMRGLB : VXForm_1<268, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
+ "vmrglb $vD, $vA, $vB", VecFP,
+ [(set VRRC:$vD, (vector_shuffle (v16i8 VRRC:$vA),
+ VRRC:$vB, VMRGLB_shuffle_mask))]>;
+def VMRGLH : VXForm_1<332, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
+ "vmrglh $vD, $vA, $vB", VecFP,
+ [(set VRRC:$vD, (vector_shuffle (v16i8 VRRC:$vA),
+ VRRC:$vB, VMRGLH_shuffle_mask))]>;
+def VMRGLW : VXForm_1<396, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
+ "vmrglw $vD, $vA, $vB", VecFP,
+ [(set VRRC:$vD, (vector_shuffle (v16i8 VRRC:$vA),
+ VRRC:$vB, VMRGLW_shuffle_mask))]>;
def VMSUMMBM : VA1a_Int<37, "vmsummbm", int_ppc_altivec_vmsummbm>;
def VMSUMSHM : VA1a_Int<40, "vmsumshm", int_ppc_altivec_vmsumshm>;