[PATCH] D66748: [PowerPC][Altivec][Clang] Check compile-time constant for vec_dst*

[Jinsong Ji via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL370912: [PowerPC][Altivec][Clang] Check compile-time constant for vec_dst* (authored by jsji, committed by ).
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Changed prior to commit:
  https://reviews.llvm.org/D66748?vs=218696&id=218718#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66748/new/

https://reviews.llvm.org/D66748

Files:
  cfe/trunk/include/clang/Basic/BuiltinsPPC.def
  cfe/trunk/lib/Sema/SemaChecking.cpp
  cfe/trunk/test/CodeGen/builtins-ppc-error.c


Index: cfe/trunk/lib/Sema/SemaChecking.cpp
===================================================================
--- cfe/trunk/lib/Sema/SemaChecking.cpp
+++ cfe/trunk/lib/Sema/SemaChecking.cpp
@@ -3231,6 +3231,11 @@
   case PPC::BI__builtin_tabortdci:
     return SemaBuiltinConstantArgRange(TheCall, 0, 0, 31) ||
            SemaBuiltinConstantArgRange(TheCall, 2, 0, 31);
+  case PPC::BI__builtin_altivec_dst:
+  case PPC::BI__builtin_altivec_dstt:
+  case PPC::BI__builtin_altivec_dstst:
+  case PPC::BI__builtin_altivec_dststt:
+    return SemaBuiltinConstantArgRange(TheCall, 2, 0, 3);
   case PPC::BI__builtin_vsx_xxpermdi:
   case PPC::BI__builtin_vsx_xxsldwi:
     return SemaBuiltinVSX(TheCall);
Index: cfe/trunk/include/clang/Basic/BuiltinsPPC.def
===================================================================
--- cfe/trunk/include/clang/Basic/BuiltinsPPC.def
+++ cfe/trunk/include/clang/Basic/BuiltinsPPC.def
@@ -57,10 +57,10 @@
 
 BUILTIN(__builtin_altivec_dss, "vUIi", "")
 BUILTIN(__builtin_altivec_dssall, "v", "")
-BUILTIN(__builtin_altivec_dst, "vvC*iUi", "")
-BUILTIN(__builtin_altivec_dstt, "vvC*iUi", "")
-BUILTIN(__builtin_altivec_dstst, "vvC*iUi", "")
-BUILTIN(__builtin_altivec_dststt, "vvC*iUi", "")
+BUILTIN(__builtin_altivec_dst, "vvC*iUIi", "")
+BUILTIN(__builtin_altivec_dstt, "vvC*iUIi", "")
+BUILTIN(__builtin_altivec_dstst, "vvC*iUIi", "")
+BUILTIN(__builtin_altivec_dststt, "vvC*iUIi", "")
 
 BUILTIN(__builtin_altivec_vexptefp, "V4fV4f", "")
 
Index: cfe/trunk/test/CodeGen/builtins-ppc-error.c
===================================================================
--- cfe/trunk/test/CodeGen/builtins-ppc-error.c
+++ cfe/trunk/test/CodeGen/builtins-ppc-error.c
@@ -78,3 +78,14 @@
   vec_dss(index); //expected-error {{argument to '__builtin_altivec_dss' must be a constant integer}}
   vec_dss(5); //expected-error {{argument value 5 is outside the valid range [0, 3]}}
 }
+
+void testDST(int index) {
+  vec_dst(&vsi, index, index); //expected-error {{argument to '__builtin_altivec_dst' must be a constant integer}}
+  vec_dst(&vsi, index, 5); //expected-error {{argument value 5 is outside the valid range [0, 3]}}
+  vec_dstt(&vsi, index, index); //expected-error {{argument to '__builtin_altivec_dstt' must be a constant integer}}
+  vec_dstt(&vsi, index, 5); //expected-error {{argument value 5 is outside the valid range [0, 3]}}
+  vec_dstst(&vsi, index, index); //expected-error {{argument to '__builtin_altivec_dstst' must be a constant integer}}
+  vec_dstst(&vsi, index, 5); //expected-error {{argument value 5 is outside the valid range [0, 3]}}
+  vec_dststt(&vsi, index, index); //expected-error {{argument to '__builtin_altivec_dststt' must be a constant integer}}
+  vec_dststt(&vsi, index, 5); //expected-error {{argument value 5 is outside the valid range [0, 3]}}
+}


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