[clang] d8e574c - [PowerPC] Add more missing overloads to altivec.h

[Nemanja Ivanovic via cfe-commits]

Author: Nemanja Ivanovic
Date: 2021-03-22T22:08:43-05:00
New Revision: d8e574c8e690841ea3f8a607b383c314043b70a0

URL: https://github.com/llvm/llvm-project/commit/d8e574c8e690841ea3f8a607b383c314043b70a0
DIFF: https://github.com/llvm/llvm-project/commit/d8e574c8e690841ea3f8a607b383c314043b70a0.diff

LOG: [PowerPC] Add more missing overloads to altivec.h

Add vec_cvf as a synonym for vec_doublee/vec_floate.

Added: 
    

Modified: 
    clang/lib/Headers/altivec.h
    clang/test/CodeGen/builtins-ppc-vsx.c

Removed: 
    


################################################################################
diff  --git a/clang/lib/Headers/altivec.h b/clang/lib/Headers/altivec.h
index 0d8961ef8b8c..55b84f93422e 100644
--- a/clang/lib/Headers/altivec.h
+++ b/clang/lib/Headers/altivec.h
@@ -3421,6 +3421,15 @@ vec_doubleo(vector float __a) {
   return __builtin_vsx_xvcvspdp(vec_sld(__a, __a, 4));
 #endif
 }
+
+/* vec_cvf */
+static __inline__ vector double __ATTRS_o_ai vec_cvf(vector float __a) {
+  return vec_doublee(__a);
+}
+
+static __inline__ vector float __ATTRS_o_ai vec_cvf(vector double __a) {
+  return vec_floate(__a);
+}
 #endif
 
 /* vec_div */

diff  --git a/clang/test/CodeGen/builtins-ppc-vsx.c b/clang/test/CodeGen/builtins-ppc-vsx.c
index d133b5e3f517..7bfecb13a47e 100644
--- a/clang/test/CodeGen/builtins-ppc-vsx.c
+++ b/clang/test/CodeGen/builtins-ppc-vsx.c
@@ -1519,6 +1519,15 @@ void test1() {
 // CHECK-LE: sub nsw i32 17
 // CHECK-LE: sub nsw i32 18
 // CHECK-LE: sub nsw i32 31
+// CHECK-LE: @llvm.ppc.altivec.vperm
+
+  res_vf = vec_cvf(vd);
+// CHECK: @llvm.ppc.vsx.xvcvdpsp
+// CHECK-LE: @llvm.ppc.vsx.xvcvdpsp
+// CHECK-LE: sub nsw i32 16
+// CHECK-LE: sub nsw i32 17
+// CHECK-LE: sub nsw i32 18
+// CHECK-LE: sub nsw i32 31
 // CHECK-LE: @llvm.ppc.altivec.vperm
 
   res_vf = vec_floato(vsll);
@@ -1581,6 +1590,15 @@ void test1() {
 // CHECK-LE: sub nsw i32 18
 // CHECK-LE: sub nsw i32 31
 // CHECK-LE: @llvm.ppc.altivec.vperm
+// CHECK-LE: @llvm.ppc.vsx.xvcvspdp(<4 x float
+
+  res_vd = vec_cvf(vf);
+// CHECK: @llvm.ppc.vsx.xvcvspdp(<4 x float
+// CHECK-LE: sub nsw i32 16
+// CHECK-LE: sub nsw i32 17
+// CHECK-LE: sub nsw i32 18
+// CHECK-LE: sub nsw i32 31
+// CHECK-LE: @llvm.ppc.altivec.vperm
 // CHECK-LE: @llvm.ppc.vsx.xvcvspdp(<4 x float
 
   res_vd = vec_doubleh(vsi);