X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FMips%2Fdsp-patterns.ll;h=eeb7140ca2cb6ba0de6c83d3cbf5295dc7810cd8;hb=e5609f37323b105c7720d5d423a9203d1e869c29;hp=4feba11029782bd09e4ca8994c6083b37a491273;hpb=9367b8d4f254d9e5cccb15334cc1a969c5be0d31;p=oota-llvm.git

diff --git a/test/CodeGen/Mips/dsp-patterns.ll b/test/CodeGen/Mips/dsp-patterns.ll
index 4feba110297..eeb7140ca2c 100644
--- a/test/CodeGen/Mips/dsp-patterns.ll
+++ b/test/CodeGen/Mips/dsp-patterns.ll
@@ -117,3 +117,145 @@ entry:
   %.fca.0.insert = insertvalue { i32 } undef, i32 %2, 0
   ret { i32 } %.fca.0.insert
 }
+
+; R1: test_addsc:
+; R1: addsc ${{[0-9]+}}
+; R1: addwc ${{[0-9]+}}
+
+define i64 @test_addsc(i64 %a, i64 %b) {
+entry:
+  %add = add nsw i64 %b, %a
+  ret i64 %add
+}
+
+; R1: shift1_v2i16_shl_:
+; R1: shll.ph ${{[0-9]+}}, ${{[0-9]+}}, 15
+
+define { i32 } @shift1_v2i16_shl_(i32 %a0.coerce) {
+entry:
+  %0 = bitcast i32 %a0.coerce to <2 x i16>
+  %shl = shl <2 x i16> %0, <i16 15, i16 15>
+  %1 = bitcast <2 x i16> %shl to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; R1: shift1_v2i16_sra_:
+; R1: shra.ph ${{[0-9]+}}, ${{[0-9]+}}, 15
+
+define { i32 } @shift1_v2i16_sra_(i32 %a0.coerce) {
+entry:
+  %0 = bitcast i32 %a0.coerce to <2 x i16>
+  %shr = ashr <2 x i16> %0, <i16 15, i16 15>
+  %1 = bitcast <2 x i16> %shr to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; R1: shift1_v2ui16_srl_:
+; R1-NOT: shrl.ph
+; R2: shift1_v2ui16_srl_:
+; R2: shrl.ph ${{[0-9]+}}, ${{[0-9]+}}, 15
+
+define { i32 } @shift1_v2ui16_srl_(i32 %a0.coerce) {
+entry:
+  %0 = bitcast i32 %a0.coerce to <2 x i16>
+  %shr = lshr <2 x i16> %0, <i16 15, i16 15>
+  %1 = bitcast <2 x i16> %shr to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; R1: shift1_v4i8_shl_:
+; R1: shll.qb ${{[0-9]+}}, ${{[0-9]+}}, 7
+
+define { i32 } @shift1_v4i8_shl_(i32 %a0.coerce) {
+entry:
+  %0 = bitcast i32 %a0.coerce to <4 x i8>
+  %shl = shl <4 x i8> %0, <i8 7, i8 7, i8 7, i8 7>
+  %1 = bitcast <4 x i8> %shl to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; R1: shift1_v4i8_sra_:
+; R1-NOT: shra.qb
+; R2: shift1_v4i8_sra_:
+; R2: shra.qb ${{[0-9]+}}, ${{[0-9]+}}, 7
+
+define { i32 } @shift1_v4i8_sra_(i32 %a0.coerce) {
+entry:
+  %0 = bitcast i32 %a0.coerce to <4 x i8>
+  %shr = ashr <4 x i8> %0, <i8 7, i8 7, i8 7, i8 7>
+  %1 = bitcast <4 x i8> %shr to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; R1: shift1_v4ui8_srl_:
+; R1: shrl.qb ${{[0-9]+}}, ${{[0-9]+}}, 7
+
+define { i32 } @shift1_v4ui8_srl_(i32 %a0.coerce) {
+entry:
+  %0 = bitcast i32 %a0.coerce to <4 x i8>
+  %shr = lshr <4 x i8> %0, <i8 7, i8 7, i8 7, i8 7>
+  %1 = bitcast <4 x i8> %shr to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; Check that shift node is expanded if splat element size is not 16-bit.
+;
+; R1: test_vector_splat_imm_v2q15:
+; R1-NOT: shll.ph
+
+define { i32 } @test_vector_splat_imm_v2q15(i32 %a.coerce) {
+entry:
+  %0 = bitcast i32 %a.coerce to <2 x i16>
+  %shl = shl <2 x i16> %0, <i16 0, i16 2>
+  %1 = bitcast <2 x i16> %shl to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; Check that shift node is expanded if splat element size is not 8-bit.
+;
+; R1: test_vector_splat_imm_v4i8:
+; R1-NOT: shll.qb
+
+define { i32 } @test_vector_splat_imm_v4i8(i32 %a.coerce) {
+entry:
+  %0 = bitcast i32 %a.coerce to <4 x i8>
+  %shl = shl <4 x i8> %0, <i8 0, i8 2, i8 0, i8 2>
+  %1 = bitcast <4 x i8> %shl to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; Check that shift node is expanded if shift amount doesn't fit in 4-bit sa field.
+;
+; R1: test_shift_amount_v2q15:
+; R1-NOT: shll.ph
+
+define { i32 } @test_shift_amount_v2q15(i32 %a.coerce) {
+entry:
+  %0 = bitcast i32 %a.coerce to <2 x i16>
+  %shl = shl <2 x i16> %0, <i16 16, i16 16>
+  %1 = bitcast <2 x i16> %shl to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}
+
+; Check that shift node is expanded if shift amount doesn't fit in 3-bit sa field.
+;
+; R1: test_shift_amount_v4i8:
+; R1-NOT: shll.qb
+
+define { i32 } @test_shift_amount_v4i8(i32 %a.coerce) {
+entry:
+  %0 = bitcast i32 %a.coerce to <4 x i8>
+  %shl = shl <4 x i8> %0, <i8 8, i8 8, i8 8, i8 8>
+  %1 = bitcast <4 x i8> %shl to i32
+  %.fca.0.insert = insertvalue { i32 } undef, i32 %1, 0
+  ret { i32 } %.fca.0.insert
+}