Author: mcrosier
Date: Tue Oct 8 15:43:46 2013
New Revision: 192232
URL: http://llvm.org/viewvc/llvm-project?rev=192232&view=rev
Log:
[AArch64] Add support for NEON scalar signed/unsigned integer to floating-point
convert instructions.
Modified:
cfe/trunk/include/clang/Basic/arm_neon.td
cfe/trunk/lib/CodeGen/CGBuiltin.cpp
cfe/trunk/test/CodeGen/aarch64-neon-intrinsics.c
cfe/trunk/utils/TableGen/NeonEmitter.cpp
Modified: cfe/trunk/include/clang/Basic/arm_neon.td
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/arm_neon.td?rev=192232&r1=192231&r2=192232&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/arm_neon.td (original)
+++ cfe/trunk/include/clang/Basic/arm_neon.td Tue Oct 8 15:43:46 2013
@@ -167,6 +167,8 @@ class NoTestOpInst<string n, string p, s
// s: scalar of element type
// r: scalar of double width element type
// a: scalar of element type (splat to vector type)
+// y: scalar of float
+// o: scalar of double
// k: default elt width, double num elts
// #: array of default vectors
// p: pointer type
@@ -765,4 +767,14 @@ def SCALAR_FRECPS : IInst<"vrecps", "sss
// Scalar Floating-point Reciprocal Square Root Step
def SCALAR_FRSQRTS : IInst<"vrsqrts", "sss", "SfSd">;
+////////////////////////////////////////////////////////////////////////////////
+// Scalar Signed Integer Convert To Floating-point
+def SCALAR_SCVTFS : SInst<"vcvt_f32", "ys", "Si">;
+def SCALAR_SCVTFD : SInst<"vcvt_f64", "os", "Sl">;
+
+////////////////////////////////////////////////////////////////////////////////
+// Scalar Unsigned Integer Convert To Floating-point
+def SCALAR_UCVTFS : SInst<"vcvt_f32", "ys", "SUi">;
+def SCALAR_UCVTFD : SInst<"vcvt_f64", "os", "SUl">;
+
}
Modified: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBuiltin.cpp?rev=192232&r1=192231&r2=192232&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp Tue Oct 8 15:43:46 2013
@@ -1971,6 +1971,20 @@ static Value *EmitAArch64ScalarBuiltinEx
case AArch64::BI__builtin_neon_vrsqrtsd_f64:
Int = Intrinsic::arm_neon_vrsqrts;
s = "vrsqrts"; OverloadInt = true; break;
+ // Scalar Signed Integer Convert To Floating-point
+ case AArch64::BI__builtin_neon_vcvts_f32_s32:
+ Int = Intrinsic::aarch64_neon_vcvtf32_s32,
+ s = "vcvtf"; OverloadInt = false; break;
+ case AArch64::BI__builtin_neon_vcvtd_f64_s64:
+ Int = Intrinsic::aarch64_neon_vcvtf64_s64,
+ s = "vcvtf"; OverloadInt = false; break;
+ // Scalar Unsigned Integer Convert To Floating-point
+ case AArch64::BI__builtin_neon_vcvts_f32_u32:
+ Int = Intrinsic::aarch64_neon_vcvtf32_u32,
+ s = "vcvtf"; OverloadInt = false; break;
+ case AArch64::BI__builtin_neon_vcvtd_f64_u64:
+ Int = Intrinsic::aarch64_neon_vcvtf64_u64,
+ s = "vcvtf"; OverloadInt = false; break;
}
if (!Int)
Modified: cfe/trunk/test/CodeGen/aarch64-neon-intrinsics.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/aarch64-neon-intrinsics.c?rev=192232&r1=192231&r2=192232&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/aarch64-neon-intrinsics.c (original)
+++ cfe/trunk/test/CodeGen/aarch64-neon-intrinsics.c Tue Oct 8 15:43:46 2013
@@ -5597,3 +5597,27 @@ float64_t test_vrsqrtsd_f64(float64_t a,
return vrsqrtsd_f64(a, b);
// CHECK: frsqrts {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
}
+
+float32_t test_vcvts_f32_s32(int32_t a) {
+// CHECK: test_vcvts_f32_s32
+// CHECK: scvtf {{s[0-9]+}}, {{s[0-9]+}}
+ return (float32_t)vcvts_f32_s32(a);
+}
+
+float64_t test_vcvtd_f64_s64(int64_t a) {
+// CHECK: test_vcvtd_f64_s64
+// CHECK: scvtf {{d[0-9]+}}, {{d[0-9]+}}
+ return (float64_t)vcvtd_f64_s64(a);
+}
+
+float32_t test_vcvts_f32_u32(uint32_t a) {
+// CHECK: test_vcvts_f32_u32
+// CHECK: ucvtf {{s[0-9]+}}, {{s[0-9]+}}
+ return (float32_t)vcvts_f32_u32(a);
+}
+
+float64_t test_vcvtd_f64_u64(uint64_t a) {
+// CHECK: test_vcvtd_f64_u64
+// CHECK: ucvtf {{d[0-9]+}}, {{d[0-9]+}}
+ return (float64_t)vcvtd_f64_u64(a);
+}
Modified: cfe/trunk/utils/TableGen/NeonEmitter.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/utils/TableGen/NeonEmitter.cpp?rev=192232&r1=192231&r2=192232&view=diff
==============================================================================
--- cfe/trunk/utils/TableGen/NeonEmitter.cpp (original)
+++ cfe/trunk/utils/TableGen/NeonEmitter.cpp Tue Oct 8 15:43:46 2013
@@ -456,6 +456,13 @@ static char ModType(const char mod, char
if (type == 'd')
type = 'l';
break;
+ case 'o':
+ scal = true;
+ type = 'd';
+ usgn = false;
+ break;
+ case 'y':
+ scal = true;
case 'f':
if (type == 'h')
quad = true;
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