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gallivm: Generate valid IR for LLVM 2.7.

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The signatures for pack intrinsics were made more consistent in this
version.
This commit is contained in:
José Fonseca
2010-03-05 15:09:08 +00:00
parent 8edc6b0bfc
commit 9af74a38c7
1 changed files with 14 additions and 1 deletions
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src/gallium/auxiliary/gallivm/lp_bld_pack.c
+14 -1
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@@ -256,7 +256,9 @@ lp_build_pack2(LLVMBuilderRef builder,
LLVMValueRef lo,
LLVMValueRef hi)
{
#if !(HAVE_LLVM >= 0x0207)
LLVMTypeRef src_vec_type = lp_build_vec_type(src_type);
#endif
LLVMTypeRef dst_vec_type = lp_build_vec_type(dst_type);
LLVMValueRef shuffle;
LLVMValueRef res;
@@ -272,11 +274,14 @@ lp_build_pack2(LLVMBuilderRef builder,
switch(src_type.width) {
case 32:
if(dst_type.sign) {
#if HAVE_LLVM >= 0x0207
res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packssdw.128", dst_vec_type, lo, hi);
#else
res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packssdw.128", src_vec_type, lo, hi);
#endif
}
else {
if (util_cpu_caps.has_sse4_1) {
/* PACKUSDW is the only instrinsic with a consistent signature */
return lp_build_intrinsic_binary(builder, "llvm.x86.sse41.packusdw", dst_vec_type, lo, hi);
}
else {
@@ -288,9 +293,17 @@ lp_build_pack2(LLVMBuilderRef builder,
case 16:
if(dst_type.sign)
#if HAVE_LLVM >= 0x0207
res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packsswb.128", dst_vec_type, lo, hi);
#else
res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packsswb.128", src_vec_type, lo, hi);
#endif
else
#if HAVE_LLVM >= 0x0207
res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packuswb.128", dst_vec_type, lo, hi);
#else
res = lp_build_intrinsic_binary(builder, "llvm.x86.sse2.packuswb.128", src_vec_type, lo, hi);
#endif
break;
default: