[PATCH] D53722: [WebAssembly] Lower to target-independent saturating add

Thu, 25 Oct 2018 11:44:51 -0700 

tlively created this revision.
tlively added reviewers: aheejin, dschuff.
Herald added subscribers: cfe-commits, sunfish, jgravelle-google, sbc100.

Goes along with https://reviews.llvm.org/D53721.


Repository:
  rC Clang

https://reviews.llvm.org/D53722

Files:
  lib/CodeGen/CGBuiltin.cpp
  test/CodeGen/builtins-wasm.c


Index: test/CodeGen/builtins-wasm.c
===================================================================
--- test/CodeGen/builtins-wasm.c
+++ test/CodeGen/builtins-wasm.c
@@ -223,28 +223,28 @@
 
 i8x16 add_saturate_s_i8x16(i8x16 x, i8x16 y) {
   return __builtin_wasm_add_saturate_s_i8x16(x, y);
-  // WEBASSEMBLY: call <16 x i8> @llvm.wasm.add.saturate.signed.v16i8(
+  // WEBASSEMBLY: call <16 x i8> @llvm.sadd.sat.v16i8(
   // WEBASSEMBLY-SAME: <16 x i8> %x, <16 x i8> %y)
   // WEBASSEMBLY-NEXT: ret
 }
 
 i8x16 add_saturate_u_i8x16(i8x16 x, i8x16 y) {
   return __builtin_wasm_add_saturate_u_i8x16(x, y);
-  // WEBASSEMBLY: call <16 x i8> @llvm.wasm.add.saturate.unsigned.v16i8(
+  // WEBASSEMBLY: call <16 x i8> @llvm.uadd.sat.v16i8(
   // WEBASSEMBLY-SAME: <16 x i8> %x, <16 x i8> %y)
   // WEBASSEMBLY-NEXT: ret
 }
 
 i16x8 add_saturate_s_i16x8(i16x8 x, i16x8 y) {
   return __builtin_wasm_add_saturate_s_i16x8(x, y);
-  // WEBASSEMBLY: call <8 x i16> @llvm.wasm.add.saturate.signed.v8i16(
+  // WEBASSEMBLY: call <8 x i16> @llvm.sadd.sat.v8i16(
   // WEBASSEMBLY-SAME: <8 x i16> %x, <8 x i16> %y)
   // WEBASSEMBLY-NEXT: ret
 }
 
 i16x8 add_saturate_u_i16x8(i16x8 x, i16x8 y) {
   return __builtin_wasm_add_saturate_u_i16x8(x, y);
-  // WEBASSEMBLY: call <8 x i16> @llvm.wasm.add.saturate.unsigned.v8i16(
+  // WEBASSEMBLY: call <8 x i16> @llvm.uadd.sat.v8i16(
   // WEBASSEMBLY-SAME: <8 x i16> %x, <8 x i16> %y)
   // WEBASSEMBLY-NEXT: ret
 }
Index: lib/CodeGen/CGBuiltin.cpp
===================================================================
--- lib/CodeGen/CGBuiltin.cpp
+++ lib/CodeGen/CGBuiltin.cpp
@@ -12614,11 +12614,11 @@
     switch (BuiltinID) {
     case WebAssembly::BI__builtin_wasm_add_saturate_s_i8x16:
     case WebAssembly::BI__builtin_wasm_add_saturate_s_i16x8:
-      IntNo = Intrinsic::wasm_add_saturate_signed;
+      IntNo = Intrinsic::sadd_sat;
       break;
     case WebAssembly::BI__builtin_wasm_add_saturate_u_i8x16:
     case WebAssembly::BI__builtin_wasm_add_saturate_u_i16x8:
-      IntNo = Intrinsic::wasm_add_saturate_unsigned;
+      IntNo = Intrinsic::uadd_sat;
       break;
     case WebAssembly::BI__builtin_wasm_sub_saturate_s_i8x16:
     case WebAssembly::BI__builtin_wasm_sub_saturate_s_i16x8:



Index: test/CodeGen/builtins-wasm.c
===================================================================
--- test/CodeGen/builtins-wasm.c
+++ test/CodeGen/builtins-wasm.c
@@ -223,28 +223,28 @@
 
 i8x16 add_saturate_s_i8x16(i8x16 x, i8x16 y) {
   return __builtin_wasm_add_saturate_s_i8x16(x, y);
-  // WEBASSEMBLY: call <16 x i8> @llvm.wasm.add.saturate.signed.v16i8(
+  // WEBASSEMBLY: call <16 x i8> @llvm.sadd.sat.v16i8(
   // WEBASSEMBLY-SAME: <16 x i8> %x, <16 x i8> %y)
   // WEBASSEMBLY-NEXT: ret
 }
 
 i8x16 add_saturate_u_i8x16(i8x16 x, i8x16 y) {
   return __builtin_wasm_add_saturate_u_i8x16(x, y);
-  // WEBASSEMBLY: call <16 x i8> @llvm.wasm.add.saturate.unsigned.v16i8(
+  // WEBASSEMBLY: call <16 x i8> @llvm.uadd.sat.v16i8(
   // WEBASSEMBLY-SAME: <16 x i8> %x, <16 x i8> %y)
   // WEBASSEMBLY-NEXT: ret
 }
 
 i16x8 add_saturate_s_i16x8(i16x8 x, i16x8 y) {
   return __builtin_wasm_add_saturate_s_i16x8(x, y);
-  // WEBASSEMBLY: call <8 x i16> @llvm.wasm.add.saturate.signed.v8i16(
+  // WEBASSEMBLY: call <8 x i16> @llvm.sadd.sat.v8i16(
   // WEBASSEMBLY-SAME: <8 x i16> %x, <8 x i16> %y)
   // WEBASSEMBLY-NEXT: ret
 }
 
 i16x8 add_saturate_u_i16x8(i16x8 x, i16x8 y) {
   return __builtin_wasm_add_saturate_u_i16x8(x, y);
-  // WEBASSEMBLY: call <8 x i16> @llvm.wasm.add.saturate.unsigned.v8i16(
+  // WEBASSEMBLY: call <8 x i16> @llvm.uadd.sat.v8i16(
   // WEBASSEMBLY-SAME: <8 x i16> %x, <8 x i16> %y)
   // WEBASSEMBLY-NEXT: ret
 }
Index: lib/CodeGen/CGBuiltin.cpp
===================================================================
--- lib/CodeGen/CGBuiltin.cpp
+++ lib/CodeGen/CGBuiltin.cpp
@@ -12614,11 +12614,11 @@
     switch (BuiltinID) {
     case WebAssembly::BI__builtin_wasm_add_saturate_s_i8x16:
     case WebAssembly::BI__builtin_wasm_add_saturate_s_i16x8:
-      IntNo = Intrinsic::wasm_add_saturate_signed;
+      IntNo = Intrinsic::sadd_sat;
       break;
     case WebAssembly::BI__builtin_wasm_add_saturate_u_i8x16:
     case WebAssembly::BI__builtin_wasm_add_saturate_u_i16x8:
-      IntNo = Intrinsic::wasm_add_saturate_unsigned;
+      IntNo = Intrinsic::uadd_sat;
       break;
     case WebAssembly::BI__builtin_wasm_sub_saturate_s_i8x16:
     case WebAssembly::BI__builtin_wasm_sub_saturate_s_i16x8:

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