[PATCH] D52856: [WebAssembly] __builtin_wasm_replace_lane_* builtins
Thomas Lively via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Wed Oct 3 18:03:15 PDT 2018
tlively created this revision.
tlively added reviewers: aheejin, dschuff.
Herald added subscribers: cfe-commits, kristina, sunfish, jgravelle-google, sbc100.
Depends on https://reviews.llvm.org/D52852.
Repository:
rC Clang
https://reviews.llvm.org/D52856
Files:
include/clang/Basic/BuiltinsWebAssembly.def
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
@@ -134,3 +134,41 @@
// WEBASSEMBLY: extractelement <2 x double> %v, i32 1
// WEBASSEMBLY-NEXT: ret
}
+
+i8x16 f19(i8x16 v, int x) {
+ return __builtin_wasm_replace_lane_i8x16(v, 13, x);
+ // WEBASSEMBLY: trunc i32 %x to i8
+ // WEBASSEMBLY-NEXT: insertelement <16 x i8> %v, i8 %{{.*}}, i32 13
+ // WEBASSEMBLY-NEXT: ret
+}
+
+i16x8 f20(i16x8 v, int x) {
+ return __builtin_wasm_replace_lane_i16x8(v, 7, x);
+ // WEBASSEMBLY: trunc i32 %x to i16
+ // WEBASSEMBLY-NEXT: insertelement <8 x i16> %v, i16 %{{.*}}, i32 7
+ // WEBASSEMBLY-NEXT: ret
+}
+
+i32x4 f21(i32x4 v, int x) {
+ return __builtin_wasm_replace_lane_i32x4(v, 3, x);
+ // WEBASSEMBLY: insertelement <4 x i32> %v, i32 %x, i32 3
+ // WEBASSEMBLY-NEXT: ret
+}
+
+i64x2 f22(i64x2 v, long long x) {
+ return __builtin_wasm_replace_lane_i64x2(v, 1, x);
+ // WEBASSEMBLY: insertelement <2 x i64> %v, i64 %x, i32 1
+ // WEBASSEMBLY-NEXT: ret
+}
+
+f32x4 f23(f32x4 v, float x) {
+ return __builtin_wasm_replace_lane_f32x4(v, 3, x);
+ // WEBASSEMBLY: insertelement <4 x float> %v, float %x, i32 3
+ // WEBASSEMBLY-NEXT: ret
+}
+
+f64x2 f24(f64x2 v, double x) {
+ return __builtin_wasm_replace_lane_f64x2(v, 1, x);
+ // WEBASSEMBLY: insertelement <2 x double> %v, double %x, i32 1
+ // WEBASSEMBLY-NEXT: ret
+}
Index: lib/CodeGen/CGBuiltin.cpp
===================================================================
--- lib/CodeGen/CGBuiltin.cpp
+++ lib/CodeGen/CGBuiltin.cpp
@@ -12449,6 +12449,24 @@
Value *Lane = EmitScalarExpr(E->getArg(1));
return Builder.CreateExtractElement(Vec, Lane);
}
+ case WebAssembly::BI__builtin_wasm_replace_lane_i8x16:
+ case WebAssembly::BI__builtin_wasm_replace_lane_i16x8: {
+ Value *Vec = EmitScalarExpr(E->getArg(0));
+ Value *Lane = EmitScalarExpr(E->getArg(1));
+ Value *Val = EmitScalarExpr(E->getArg(2));
+ llvm::Type *ElemType = ConvertType(E->getType())->getVectorElementType();
+ Value *Trunc = Builder.CreateTrunc(Val, ElemType);
+ return Builder.CreateInsertElement(Vec, Trunc, Lane);
+ }
+ case WebAssembly::BI__builtin_wasm_replace_lane_i32x4:
+ case WebAssembly::BI__builtin_wasm_replace_lane_i64x2:
+ case WebAssembly::BI__builtin_wasm_replace_lane_f32x4:
+ case WebAssembly::BI__builtin_wasm_replace_lane_f64x2: {
+ Value *Vec = EmitScalarExpr(E->getArg(0));
+ Value *Lane = EmitScalarExpr(E->getArg(1));
+ Value *Val = EmitScalarExpr(E->getArg(2));
+ return Builder.CreateInsertElement(Vec, Val, Lane);
+ }
default:
return nullptr;
Index: include/clang/Basic/BuiltinsWebAssembly.def
===================================================================
--- include/clang/Basic/BuiltinsWebAssembly.def
+++ include/clang/Basic/BuiltinsWebAssembly.def
@@ -49,4 +49,11 @@
BUILTIN(__builtin_wasm_extract_lane_f32x4, "fV4fIi", "ncV:128:")
BUILTIN(__builtin_wasm_extract_lane_f64x2, "dV2dIi", "ncV:128:")
+BUILTIN(__builtin_wasm_replace_lane_i8x16, "V16cV16cIii", "ncV:128:")
+BUILTIN(__builtin_wasm_replace_lane_i16x8, "V8sV8sIii", "ncV:128:")
+BUILTIN(__builtin_wasm_replace_lane_i32x4, "V4iV4iIii", "ncV:128:")
+BUILTIN(__builtin_wasm_replace_lane_i64x2, "V2WiV2WiIiWi", "ncV:128:")
+BUILTIN(__builtin_wasm_replace_lane_f32x4, "V4fV4fIif", "ncV:128:")
+BUILTIN(__builtin_wasm_replace_lane_f64x2, "V2dV2dIid", "ncV:128:")
+
#undef BUILTIN
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