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Now that LLVM CodeGen can handle the generic variations a bit better, 

get rid of a few more clang vector builtins.

llvm-svn: 73015
This commit is contained in:
Eli Friedman 2009-06-07 07:12:56 +00:00
parent e183993ffa
commit 5a996fc0fc
4 changed files with 5 additions and 38 deletions
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4
clang/include/clang/AST/X86Builtins.def
View File

@ -175,8 +175,6 @@ BUILTIN(__builtin_ia32_cvttps2pi, "V2iV4f", "")
BUILTIN(__builtin_ia32_maskmovq, "vV8cV8cc*", "")
BUILTIN(__builtin_ia32_loadups, "V4ffC*", "")
BUILTIN(__builtin_ia32_storeups, "vf*V4f", "")
BUILTIN(__builtin_ia32_loadhps, "V4fV4fV2i*", "")
BUILTIN(__builtin_ia32_loadlps, "V4fV4fV2i*", "")
BUILTIN(__builtin_ia32_storehps, "vV2i*V4f", "")
BUILTIN(__builtin_ia32_storelps, "vV2i*V4f", "")
BUILTIN(__builtin_ia32_movmskps, "iV4f", "")
@ -194,8 +192,6 @@ BUILTIN(__builtin_ia32_sqrtss, "V4fV4f", "")
BUILTIN(__builtin_ia32_maskmovdqu, "vV16cV16cc*", "")
BUILTIN(__builtin_ia32_loadupd, "V2ddC*", "")
BUILTIN(__builtin_ia32_storeupd, "vd*V2d", "")
BUILTIN(__builtin_ia32_loadhpd, "V2dV2ddC*", "")
BUILTIN(__builtin_ia32_loadlpd, "V2dV2ddC*", "")
BUILTIN(__builtin_ia32_movmskpd, "iV2d", "")
BUILTIN(__builtin_ia32_pmovmskb128, "iV16c", "")
BUILTIN(__builtin_ia32_movnti, "vi*i", "")

22
clang/lib/CodeGen/CGBuiltin.cpp
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@ -764,28 +764,6 @@ Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_sse2_cmp_sd);
return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), "cmpsd");
}
case X86::BI__builtin_ia32_loadlps:
case X86::BI__builtin_ia32_loadhps: {
// FIXME: This should probably be represented as
// shuffle (dst, (v4f32 (insert undef, (load i64), 0)), shuf mask hi/lo)
const llvm::Type *EltTy = llvm::Type::DoubleTy;
const llvm::Type *VecTy = llvm::VectorType::get(EltTy, 2);
const llvm::Type *OrigTy = Ops[0]->getType();
unsigned Index = BuiltinID == X86::BI__builtin_ia32_loadlps ? 0 : 1;
llvm::Value *Idx = llvm::ConstantInt::get(llvm::Type::Int32Ty, Index);
Ops[1] = Builder.CreateBitCast(Ops[1], llvm::PointerType::getUnqual(EltTy));
Ops[1] = Builder.CreateLoad(Ops[1], "tmp");
Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast");
Ops[0] = Builder.CreateInsertElement(Ops[0], Ops[1], Idx, "loadps");
return Builder.CreateBitCast(Ops[0], OrigTy, "loadps");
}
case X86::BI__builtin_ia32_loadlpd:
case X86::BI__builtin_ia32_loadhpd: {
Ops[1] = Builder.CreateLoad(Ops[1], "tmp");
unsigned Index = BuiltinID == X86::BI__builtin_ia32_loadlpd ? 0 : 1;
llvm::Value *Idx = llvm::ConstantInt::get(llvm::Type::Int32Ty, Index);
return Builder.CreateInsertElement(Ops[0], Ops[1], Idx, "loadpd");
}
case X86::BI__builtin_ia32_storehps:
case X86::BI__builtin_ia32_storelps: {
const llvm::Type *EltTy = llvm::Type::Int64Ty;

13
clang/lib/Headers/xmmintrin.h
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@ -464,20 +464,19 @@ _mm_cvtss_f32(__m128 a)
static inline __m128 __attribute__((__always_inline__, __nodebug__))
_mm_loadh_pi(__m128 a, __m64 const *p)
{
return __builtin_ia32_loadhps(a, (__v2si *)p);
__m128 b;
b[0] = *(float*)p;
b[1] = *((float*)p+1);
return __builtin_shufflevector(a, b, 0, 1, 4, 5);
}
static inline __m128 __attribute__((__always_inline__, __nodebug__))
_mm_loadl_pi(__m128 a, __m64 const *p)
{
#if 0
// FIXME: This should work, but gives really crappy code at the moment
__m128 b;
b[0] = *(float*)p;
b[1] = *((float*)p+1);
return __builtin_shufflevector(a, b, 0, 1, 4, 5);
#endif
return __builtin_ia32_loadlps(a, (__v2si *)p);
return __builtin_shufflevector(a, b, 4, 5, 2, 3);
}
static inline __m128 __attribute__((__always_inline__, __nodebug__))
@ -899,8 +898,6 @@ do { \
(row3) = _mm_movelh_ps(tmp3, tmp1); \
} while (0)
#include <emmintrin.h>
#endif /* __SSE__ */
#endif /* __XMMINTRIN_H */

4
clang/test/CodeGen/builtins-x86.c
View File

@ -250,8 +250,6 @@ void f0() {
(void) __builtin_ia32_maskmovq(tmp_V8c, tmp_V8c, tmp_cp);
tmp_V4f = __builtin_ia32_loadups(tmp_fCp);
(void) __builtin_ia32_storeups(tmp_fp, tmp_V4f);
tmp_V4f = __builtin_ia32_loadhps(tmp_V4f, tmp_V2ip);
tmp_V4f = __builtin_ia32_loadlps(tmp_V4f, tmp_V2ip);
(void) __builtin_ia32_storehps(tmp_V2ip, tmp_V4f);
(void) __builtin_ia32_storelps(tmp_V2ip, tmp_V4f);
tmp_i = __builtin_ia32_movmskps(tmp_V4f);
@ -270,8 +268,6 @@ void f0() {
(void) __builtin_ia32_maskmovdqu(tmp_V16c, tmp_V16c, tmp_cp);
tmp_V2d = __builtin_ia32_loadupd(tmp_dCp);
(void) __builtin_ia32_storeupd(tmp_dp, tmp_V2d);
tmp_V2d = __builtin_ia32_loadhpd(tmp_V2d, tmp_dCp);
tmp_V2d = __builtin_ia32_loadlpd(tmp_V2d, tmp_dCp);
tmp_i = __builtin_ia32_movmskpd(tmp_V2d);
tmp_i = __builtin_ia32_pmovmskb128(tmp_V16c);
(void) __builtin_ia32_movnti(tmp_ip, tmp_i);