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radeonsi: use si_get_indirect_index for TEMP indexing

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Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2017-09-28 22:21:03 +02:00
parent e986a16c16
commit 44993bd26f
1 changed files with 4 additions and 18 deletions
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22
src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
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@ -331,20 +331,6 @@ get_array_range(struct lp_build_tgsi_context *bld_base,
return range;
}
static LLVMValueRef
emit_array_index(struct si_shader_context *ctx,
const struct tgsi_ind_register *reg,
unsigned offset)
{
struct gallivm_state *gallivm = &ctx->gallivm;
if (!reg) {
return LLVMConstInt(ctx->i32, offset, 0);
}
LLVMValueRef addr = LLVMBuildLoad(gallivm->builder, ctx->addrs[reg->Index][reg->Swizzle], "");
return LLVMBuildAdd(gallivm->builder, addr, LLVMConstInt(ctx->i32, offset, 0), "");
}
/**
* For indirect registers, construct a pointer directly to the requested
* element using getelementptr if possible.
@ -383,8 +369,8 @@ get_pointer_into_array(struct si_shader_context *ctx,
if (!(array->writemask & (1 << swizzle)))
return ctx->undef_alloca;
index = emit_array_index(ctx, reg_indirect,
reg_index - ctx->temp_arrays[array_id - 1].range.First);
index = si_get_indirect_index(ctx, reg_indirect, 1,
reg_index - ctx->temp_arrays[array_id - 1].range.First);
/* Ensure that the index is within a valid range, to guard against
* VM faults and overwriting critical data (e.g. spilled resource
@ -490,7 +476,7 @@ load_value_from_array(struct lp_build_tgsi_context *bld_base,
struct tgsi_declaration_range range =
get_array_range(bld_base, file, reg_index, reg_indirect);
LLVMValueRef index =
emit_array_index(ctx, reg_indirect, reg_index - range.First);
si_get_indirect_index(ctx, reg_indirect, 1, reg_index - range.First);
LLVMValueRef array =
emit_array_fetch(bld_base, file, type, range, swizzle);
return LLVMBuildExtractElement(builder, array, index, "");
@ -516,7 +502,7 @@ store_value_to_array(struct lp_build_tgsi_context *bld_base,
} else {
unsigned i, size;
struct tgsi_declaration_range range = get_array_range(bld_base, file, reg_index, reg_indirect);
LLVMValueRef index = emit_array_index(ctx, reg_indirect, reg_index - range.First);
LLVMValueRef index = si_get_indirect_index(ctx, reg_indirect, 1, reg_index - range.First);
LLVMValueRef array =
emit_array_fetch(bld_base, file, TGSI_TYPE_FLOAT, range, chan_index);
LLVMValueRef temp_ptr;