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radv: don't store the number of samples as log2

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Needed for the following patch.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2018-06-19 14:25:47 +02:00
parent 8a6e3f0c5d
commit 20170865db
4 changed files with 12 additions and 7 deletions
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11
src/amd/vulkan/radv_nir_to_llvm.c
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@@ -1648,9 +1648,14 @@ static LLVMValueRef load_sample_position(struct ac_shader_abi *abi,
static LLVMValueRef load_sample_mask_in(struct ac_shader_abi *abi)
{
struct radv_shader_context *ctx = radv_shader_context_from_abi(abi);
uint8_t log2_ps_iter_samples = ctx->shader_info->info.ps.force_persample ?
ctx->options->key.fs.log2_num_samples :
ctx->options->key.fs.log2_ps_iter_samples;
uint8_t log2_ps_iter_samples;
if (ctx->shader_info->info.ps.force_persample) {
log2_ps_iter_samples =
util_logbase2(ctx->options->key.fs.num_samples);
} else {
log2_ps_iter_samples = ctx->options->key.fs.log2_ps_iter_samples;
}
/* The bit pattern matches that used by fixed function fragment
* processing. */