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radeonsi/nir: adjust load_sample_position() to be shared between backends

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With this interface change it can be shared between the tgsi and
nir backends.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Timothy Arceri 2018-01-14 20:49:40 +11:00
parent 3a47b138e3
commit 3ff012f142
1 changed files with 3 additions and 2 deletions
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5
src/gallium/drivers/radeonsi/si_shader.c
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@ -1879,8 +1879,9 @@ static LLVMValueRef buffer_load_const(struct si_shader_context *ctx,
0, 0, 0, true, true);
}
static LLVMValueRef load_sample_position(struct si_shader_context *ctx, LLVMValueRef sample_id)
static LLVMValueRef load_sample_position(struct ac_shader_abi *abi, LLVMValueRef sample_id)
{
struct si_shader_context *ctx = si_shader_context_from_abi(abi);
struct lp_build_context *uint_bld = &ctx->bld_base.uint_bld;
LLVMValueRef desc = LLVMGetParam(ctx->main_fn, ctx->param_rw_buffers);
LLVMValueRef buf_index = LLVMConstInt(ctx->i32, SI_PS_CONST_SAMPLE_POSITIONS, 0);
@ -4046,7 +4047,7 @@ static void interp_fetch_args(
sample_position = lp_build_gather_values(&ctx->gallivm, center, 4);
} else {
sample_position = load_sample_position(ctx, sample_id);
sample_position = load_sample_position(&ctx->abi, sample_id);
}
emit_data->args[0] = LLVMBuildExtractElement(ctx->ac.builder,