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amd/common: add ac_get_cb_shader_mask() helper

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset
2017-12-15 15:37:18 +01:00
parent bb01661918
commit 55f8431c76
4 changed files with 40 additions and 66 deletions
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34
src/amd/vulkan/radv_pipeline.c
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@@ -416,38 +416,6 @@ static unsigned si_choose_spi_color_format(VkFormat vk_format,
return normal;
}
static unsigned si_get_cb_shader_mask(unsigned spi_shader_col_format)
{
unsigned i, cb_shader_mask = 0;
for (i = 0; i < 8; i++) {
switch ((spi_shader_col_format >> (i * 4)) & 0xf) {
case V_028714_SPI_SHADER_ZERO:
break;
case V_028714_SPI_SHADER_32_R:
cb_shader_mask |= 0x1 << (i * 4);
break;
case V_028714_SPI_SHADER_32_GR:
cb_shader_mask |= 0x3 << (i * 4);
break;
case V_028714_SPI_SHADER_32_AR:
cb_shader_mask |= 0x9 << (i * 4);
break;
case V_028714_SPI_SHADER_FP16_ABGR:
case V_028714_SPI_SHADER_UNORM16_ABGR:
case V_028714_SPI_SHADER_SNORM16_ABGR:
case V_028714_SPI_SHADER_UINT16_ABGR:
case V_028714_SPI_SHADER_SINT16_ABGR:
case V_028714_SPI_SHADER_32_ABGR:
cb_shader_mask |= 0xf << (i * 4);
break;
default:
assert(0);
}
}
return cb_shader_mask;
}
static void
radv_pipeline_compute_spi_color_formats(struct radv_pipeline *pipeline,
const VkGraphicsPipelineCreateInfo *pCreateInfo,
@@ -477,7 +445,7 @@ radv_pipeline_compute_spi_color_formats(struct radv_pipeline *pipeline,
col_format |= cf << (4 * i);
}
blend->cb_shader_mask = si_get_cb_shader_mask(col_format);
blend->cb_shader_mask = ac_get_cb_shader_mask(col_format);
if (blend_mrt0_is_dual_src)
col_format |= (col_format & 0xf) << 4;