From 96d9e0ec055fe515e85dec87c0e609494c21e5c5 Mon Sep 17 00:00:00 2001
From: Sean Fertile <sfertile@ca.ibm.com>
Date: Thu, 5 Jan 2017 21:43:30 +0000
Subject: Add vec_insert4b and vec_extract4b functions to altivec.h

Add builtins for the functions and custom codegen mapping the builtins to their
corresponding intrinsics and handling the endian related swapping.

https://reviews.llvm.org/D26546

llvm-svn: 291179
---
 clang/test/CodeGen/builtins-ppc-p9vector.c | 47 ++++++++++++++++++++++++++----
 1 file changed, 41 insertions(+), 6 deletions(-)

(limited to 'clang/test/CodeGen/builtins-ppc-p9vector.c')

diff --git a/clang/test/CodeGen/builtins-ppc-p9vector.c b/clang/test/CodeGen/builtins-ppc-p9vector.c
index f70d2f9f150..bd0ad182f15 100644
--- a/clang/test/CodeGen/builtins-ppc-p9vector.c
+++ b/clang/test/CodeGen/builtins-ppc-p9vector.c
@@ -1166,17 +1166,52 @@ vector float test114(void) {
 // CHECK-BE: shufflevector <8 x i16> {{.+}}, <8 x i16> {{.+}}, <8 x i32> <i32 undef, i32 0, i32 undef, i32 1, i32 undef, i32 2, i32 undef, i32 3>
 // CHECK-BE: @llvm.ppc.vsx.xvcvhpsp(<8 x i16> {{.+}})
 // CHECK-BE-NEXT: ret <4 x float>
-// CHECK-LE: shufflevector <8 x i16> {{.+}}, <8 x i16> {{.+}}, <8 x i32> <i32 0, i32 undef, i32 1, i32 undef, i32 2, i32 undef, i32 3, i32 undef>
-// CHECK-LE: @llvm.ppc.vsx.xvcvhpsp(<8 x i16> {{.+}})
-// CHECK-LE-NEXT: ret <4 x float>
+// CHECK: shufflevector <8 x i16> {{.+}}, <8 x i16> {{.+}}, <8 x i32> <i32 0, i32 undef, i32 1, i32 undef, i32 2, i32 undef, i32 3, i32 undef>
+// CHECK: @llvm.ppc.vsx.xvcvhpsp(<8 x i16> {{.+}})
+// CHECK-NEXT: ret <4 x float>
   return vec_extract_fp32_from_shorth(vusa);
 }
 vector float test115(void) {
 // CHECK-BE: shufflevector <8 x i16> {{.+}}, <8 x i16> {{.+}}, <8 x i32> <i32 undef, i32 4, i32 undef, i32 5, i32 undef, i32 6, i32 undef, i32 7>
 // CHECK-BE: @llvm.ppc.vsx.xvcvhpsp(<8 x i16> {{.+}})
 // CHECK-BE-NEXT: ret <4 x float>
-// CHECK-LE: shufflevector <8 x i16> {{.+}}, <8 x i16> {{.+}}, <8 x i32> <i32 4, i32 undef, i32 5, i32 undef, i32 6, i32 undef, i32 7, i32 undef>
-// CHECK-LE: @llvm.ppc.vsx.xvcvhpsp(<8 x i16> {{.+}})
-// CHECK-LE-NEXT: ret <4 x float>
+// CHECK: shufflevector <8 x i16> {{.+}}, <8 x i16> {{.+}}, <8 x i32> <i32 4, i32 undef, i32 5, i32 undef, i32 6, i32 undef, i32 7, i32 undef>
+// CHECK: @llvm.ppc.vsx.xvcvhpsp(<8 x i16> {{.+}})
+// CHECK-NEXT: ret <4 x float>
   return vec_extract_fp32_from_shortl(vusa);
 }
+vector unsigned char test116(void) {
+// CHECK-BE: [[T1:%.+]] = call <4 x i32> @llvm.ppc.vsx.xxinsertw(<4 x i32> {{.+}}, <2 x i64> {{.+}}, i32 7)
+// CHECK-BE-NEXT: bitcast <4 x i32> [[T1]] to <16 x i8>
+// CHECK: [[T1:%.+]] = shufflevector <2 x i64> {{.+}}, <2 x i64> {{.+}}, <2 x i32> <i32 1, i32 0>
+// CHECK-NEXT: [[T2:%.+]] =  bitcast <2 x i64> [[T1]] to <4 x i32>
+// CHECK-NEXT: [[T3:%.+]] = call <4 x i32> @llvm.ppc.vsx.xxinsertw(<4 x i32> [[T2]], <2 x i64> {{.+}}, i32 5)
+// CHECK-NEXT: bitcast <4 x i32> [[T3]] to <16 x i8>
+  return vec_insert4b(vuia, vuca, 7);
+}
+vector unsigned char test117(void) {
+// CHECK-BE: [[T1:%.+]] = call <4 x i32> @llvm.ppc.vsx.xxinsertw(<4 x i32> {{.+}}, <2 x i64> {{.+}}, i32 12)
+// CHECK-BE-NEXT: bitcast <4 x i32> [[T1]] to <16 x i8>
+// CHECK: [[T1:%.+]] = shufflevector <2 x i64> {{.+}}, <2 x i64> {{.+}}, <2 x i32> <i32 1, i32 0>
+// CHECK-NEXT: [[T2:%.+]] =  bitcast <2 x i64> [[T1]] to <4 x i32>
+// CHECK-NEXT: [[T3:%.+]] = call <4 x i32> @llvm.ppc.vsx.xxinsertw(<4 x i32> [[T2]], <2 x i64> {{.+}}, i32 0)
+// CHECK-NEXT: bitcast <4 x i32> [[T3]] to <16 x i8>
+  return vec_insert4b(vuia, vuca, 13);
+}
+vector unsigned long long test118(void) {
+// CHECK-BE: call <2 x i64> @llvm.ppc.vsx.xxextractuw(<2 x i64> {{.+}}, i32 11)
+// CHECK-BE-NEXT: ret <2 x i64>
+// CHECK: [[T1:%.+]] = call <2 x i64> @llvm.ppc.vsx.xxextractuw(<2 x i64> {{.+}}, i32 1)
+// CHECK-NEXT: shufflevector <2 x i64> [[T1]], <2 x i64> [[T1]], <2 x i32> <i32 1, i32 0>
+// CHECK-NEXT: ret <2 x i64>
+  return vec_extract4b(vuca, 11);
+}
+vector unsigned long long test119(void) {
+// CHECK-BE: call <2 x i64> @llvm.ppc.vsx.xxextractuw(<2 x i64> {{.+}}, i32 0)
+// CHECK-BE-NEXT: ret <2 x i64>
+// CHECK: [[T1:%.+]] = call <2 x i64> @llvm.ppc.vsx.xxextractuw(<2 x i64> {{.+}}, i32 12)
+// CHECK-NEXT: shufflevector <2 x i64> [[T1]], <2 x i64> [[T1]], <2 x i32> <i32 1, i32 0>
+// CHECK-NEXT: ret <2 x i64>
+  return vec_extract4b(vuca, -5);
+}
+
-- 
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