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radeonsi: handle loading doubles as geometry shader inputs.

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This adds the double code to the geometry shader input handling.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Cc: "11.0 11.1" <mesa-stable@lists.freedesktop.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
(cherry picked from commit e307cfa7d9)
This commit is contained in:
Dave Airlie 2015-12-09 17:02:38 +10:00 • committed by Emil Velikov
parent 300f807649
commit ce914d941d
1 changed files with 16 additions and 4 deletions
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20
src/gallium/drivers/radeonsi/si_shader.c
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@ -741,6 +741,7 @@ static LLVMValueRef fetch_input_gs(
unsigned semantic_name = info->input_semantic_name[reg->Register.Index];
unsigned semantic_index = info->input_semantic_index[reg->Register.Index];
unsigned param;
LLVMValueRef value;
if (swizzle != ~0 && semantic_name == TGSI_SEMANTIC_PRIMID)
return get_primitive_id(bld_base, swizzle);
@ -782,11 +783,22 @@ static LLVMValueRef fetch_input_gs(
args[7] = uint->zero; /* SLC */
args[8] = uint->zero; /* TFE */
value = lp_build_intrinsic(gallivm->builder,
"llvm.SI.buffer.load.dword.i32.i32",
i32, args, 9,
LLVMReadOnlyAttribute | LLVMNoUnwindAttribute);
if (type == TGSI_TYPE_DOUBLE) {
LLVMValueRef value2;
args[2] = lp_build_const_int32(gallivm, (param * 4 + swizzle + 1) * 256);
value2 = lp_build_intrinsic(gallivm->builder,
"llvm.SI.buffer.load.dword.i32.i32",
i32, args, 9,
LLVMReadOnlyAttribute | LLVMNoUnwindAttribute);
return radeon_llvm_emit_fetch_double(bld_base,
value, value2);
}
return LLVMBuildBitCast(gallivm->builder,
lp_build_intrinsic(gallivm->builder,
"llvm.SI.buffer.load.dword.i32.i32",
i32, args, 9,
LLVMReadOnlyAttribute | LLVMNoUnwindAttribute),
value,
tgsi2llvmtype(bld_base, type), "");
}