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radeonsi: handle doubles in lds load path.

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This handles loading doubles from LDS properly.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Cc: "11.0 11.1" <mesa-stable@lists.fedoraproject.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
(cherry picked from commit 8c9e40ac22)
This commit is contained in:
Dave Airlie 2015-12-18 12:25:53 +00:00 • committed by Emil Velikov
parent 09c4907da0
commit fd7be2d07c
1 changed files with 8 additions and 0 deletions
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8
src/gallium/drivers/radeonsi/si_shader.c
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@ -637,6 +637,14 @@ static LLVMValueRef lds_load(struct lp_build_tgsi_context *bld_base,
lp_build_const_int32(gallivm, swizzle));
value = build_indexed_load(si_shader_ctx, si_shader_ctx->lds, dw_addr);
if (type == TGSI_TYPE_DOUBLE) {
LLVMValueRef value2;
dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
lp_build_const_int32(gallivm, swizzle + 1));
value2 = build_indexed_load(si_shader_ctx, si_shader_ctx->lds, dw_addr);
return radeon_llvm_emit_fetch_double(bld_base, value, value2);
}
return LLVMBuildBitCast(gallivm->builder, value,
tgsi2llvmtype(bld_base, type), "");
}