Mesa (master): amd/common,radv: move vertex_format_table to ac_shader_util.{h,c}

GitLab Mirror gitlab-mirror at kemper.freedesktop.org
Tue Jan 28 12:07:55 UTC 2020


Module: Mesa
Branch: master
Commit: 4363a1f75b3a2638297c5d4f8dca06737bdab7fc
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4363a1f75b3a2638297c5d4f8dca06737bdab7fc

Author: Rhys Perry <pendingchaos02 at gmail.com>
Date:   Tue Jan 14 13:01:53 2020 +0000

amd/common,radv: move vertex_format_table to ac_shader_util.{h,c}

Signed-off-by: Rhys Perry <pendingchaos02 at gmail.com>
Reviewed-by: Daniel Schürmann <daniel at schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3086>

---

 src/amd/common/ac_shader_util.c   | 25 +++++++++++++++++++++++++
 src/amd/common/ac_shader_util.h   | 10 ++++++++++
 src/amd/vulkan/radv_nir_to_llvm.c | 30 +++---------------------------
 3 files changed, 38 insertions(+), 27 deletions(-)

diff --git a/src/amd/common/ac_shader_util.c b/src/amd/common/ac_shader_util.c
index eb6b88bd570..030c07c49ef 100644
--- a/src/amd/common/ac_shader_util.c
+++ b/src/amd/common/ac_shader_util.c
@@ -159,6 +159,31 @@ ac_get_tbuffer_format(enum chip_class chip_class,
 	}
 }
 
+static const struct ac_data_format_info data_format_table[] = {
+	[V_008F0C_BUF_DATA_FORMAT_INVALID]     = {  0, 4, 0, V_008F0C_BUF_DATA_FORMAT_INVALID	 },
+	[V_008F0C_BUF_DATA_FORMAT_8]           = {  1, 1, 1, V_008F0C_BUF_DATA_FORMAT_8		 },
+	[V_008F0C_BUF_DATA_FORMAT_16]          = {  2, 1, 2, V_008F0C_BUF_DATA_FORMAT_16	 },
+	[V_008F0C_BUF_DATA_FORMAT_8_8]         = {  2, 2, 1, V_008F0C_BUF_DATA_FORMAT_8		 },
+	[V_008F0C_BUF_DATA_FORMAT_32]          = {  4, 1, 4, V_008F0C_BUF_DATA_FORMAT_32	 },
+	[V_008F0C_BUF_DATA_FORMAT_16_16]       = {  4, 2, 2, V_008F0C_BUF_DATA_FORMAT_16         },
+	[V_008F0C_BUF_DATA_FORMAT_10_11_11]    = {  4, 3, 0, V_008F0C_BUF_DATA_FORMAT_10_11_11	 },
+	[V_008F0C_BUF_DATA_FORMAT_11_11_10]    = {  4, 3, 0, V_008F0C_BUF_DATA_FORMAT_11_11_10	 },
+	[V_008F0C_BUF_DATA_FORMAT_10_10_10_2]  = {  4, 4, 0, V_008F0C_BUF_DATA_FORMAT_10_10_10_2 },
+	[V_008F0C_BUF_DATA_FORMAT_2_10_10_10]  = {  4, 4, 0, V_008F0C_BUF_DATA_FORMAT_2_10_10_10 },
+	[V_008F0C_BUF_DATA_FORMAT_8_8_8_8]     = {  4, 4, 1, V_008F0C_BUF_DATA_FORMAT_8		 },
+	[V_008F0C_BUF_DATA_FORMAT_32_32]       = {  8, 2, 4, V_008F0C_BUF_DATA_FORMAT_32	 },
+	[V_008F0C_BUF_DATA_FORMAT_16_16_16_16] = {  8, 4, 2, V_008F0C_BUF_DATA_FORMAT_16	 },
+	[V_008F0C_BUF_DATA_FORMAT_32_32_32]    = { 12, 3, 4, V_008F0C_BUF_DATA_FORMAT_32	 },
+	[V_008F0C_BUF_DATA_FORMAT_32_32_32_32] = { 16, 4, 4, V_008F0C_BUF_DATA_FORMAT_32	 },
+};
+
+const struct ac_data_format_info *
+ac_get_data_format_info(unsigned dfmt)
+{
+	assert(dfmt < ARRAY_SIZE(data_format_table));
+	return &data_format_table[dfmt];
+}
+
 enum ac_image_dim
 ac_get_sampler_dim(enum chip_class chip_class, enum glsl_sampler_dim dim,
 		   bool is_array)
diff --git a/src/amd/common/ac_shader_util.h b/src/amd/common/ac_shader_util.h
index 20b291256eb..b851af27089 100644
--- a/src/amd/common/ac_shader_util.h
+++ b/src/amd/common/ac_shader_util.h
@@ -46,6 +46,13 @@ enum ac_image_dim {
 	ac_image_2darraymsaa,
 };
 
+struct ac_data_format_info {
+	uint8_t element_size;
+	uint8_t num_channels;
+	uint8_t chan_byte_size;
+	uint8_t chan_format;
+};
+
 unsigned
 ac_get_spi_shader_z_format(bool writes_z, bool writes_stencil,
 			   bool writes_samplemask);
@@ -60,6 +67,9 @@ unsigned
 ac_get_tbuffer_format(enum chip_class chip_class,
 		      unsigned dfmt, unsigned nfmt);
 
+const struct ac_data_format_info *
+ac_get_data_format_info(unsigned dfmt);
+
 enum ac_image_dim
 ac_get_sampler_dim(enum chip_class chip_class, enum glsl_sampler_dim dim,
 		   bool is_array);
diff --git a/src/amd/vulkan/radv_nir_to_llvm.c b/src/amd/vulkan/radv_nir_to_llvm.c
index 875bee050c7..58b679a35ae 100644
--- a/src/amd/vulkan/radv_nir_to_llvm.c
+++ b/src/amd/vulkan/radv_nir_to_llvm.c
@@ -1280,29 +1280,6 @@ adjust_vertex_fetch_alpha(struct radv_shader_context *ctx,
 	return LLVMBuildBitCast(ctx->ac.builder, alpha, ctx->ac.i32, "");
 }
 
-static const struct vertex_format_info {
-	uint8_t vertex_byte_size;
-	uint8_t num_channels;
-	uint8_t chan_byte_size;
-	uint8_t chan_format;
-} vertex_format_table[] = {
-	{  0, 4, 0, V_008F0C_BUF_DATA_FORMAT_INVALID	},	/* BUF_DATA_FORMAT_INVALID	*/
-	{  1, 1, 1, V_008F0C_BUF_DATA_FORMAT_8		},	/* BUF_DATA_FORMAT_8		*/
-	{  2, 1, 2, V_008F0C_BUF_DATA_FORMAT_16		},	/* BUF_DATA_FORMAT_16		*/
-	{  2, 2, 1, V_008F0C_BUF_DATA_FORMAT_8		},	/* BUF_DATA_FORMAT_8_8		*/
-	{  4, 1, 4, V_008F0C_BUF_DATA_FORMAT_32		},	/* BUF_DATA_FORMAT_32		*/
-	{  4, 2, 2, V_008F0C_BUF_DATA_FORMAT_16		},	/* BUF_DATA_FORMAT_16_16	*/
-	{  4, 3, 0, V_008F0C_BUF_DATA_FORMAT_10_11_11	},	/* BUF_DATA_FORMAT_10_11_11	*/
-	{  4, 3, 0, V_008F0C_BUF_DATA_FORMAT_11_11_10	},	/* BUF_DATA_FORMAT_11_11_10	*/
-	{  4, 4, 0, V_008F0C_BUF_DATA_FORMAT_10_10_10_2	},	/* BUF_DATA_FORMAT_10_10_10_2	*/
-	{  4, 4, 0, V_008F0C_BUF_DATA_FORMAT_2_10_10_10	},	/* BUF_DATA_FORMAT_2_10_10_10	*/
-	{  4, 4, 1, V_008F0C_BUF_DATA_FORMAT_8		},	/* BUF_DATA_FORMAT_8_8_8_8	*/
-	{  8, 2, 4, V_008F0C_BUF_DATA_FORMAT_32		},	/* BUF_DATA_FORMAT_32_32	*/
-	{  8, 4, 2, V_008F0C_BUF_DATA_FORMAT_16		},	/* BUF_DATA_FORMAT_16_16_16_16	*/
-	{ 12, 3, 4, V_008F0C_BUF_DATA_FORMAT_32		},	/* BUF_DATA_FORMAT_32_32_32	*/
-	{ 16, 4, 4, V_008F0C_BUF_DATA_FORMAT_32		},	/* BUF_DATA_FORMAT_32_32_32_32	*/
-};
-
 static LLVMValueRef
 radv_fixup_vertex_input_fetches(struct radv_shader_context *ctx,
 				LLVMValueRef value,
@@ -1387,8 +1364,7 @@ handle_vs_input_decl(struct radv_shader_context *ctx,
 							       ctx->args->ac.base_vertex), "");
 		}
 
-		assert(data_format < ARRAY_SIZE(vertex_format_table));
-		const struct vertex_format_info *vtx_info = &vertex_format_table[data_format];
+		const struct ac_data_format_info *vtx_info = ac_get_data_format_info(data_format);
 
 		/* Adjust the number of channels to load based on the vertex
 		 * attribute format.
@@ -1414,8 +1390,8 @@ handle_vs_input_decl(struct radv_shader_context *ctx,
 		bool unaligned_vertex_fetches = false;
 		if ((ctx->ac.chip_class == GFX6 || ctx->ac.chip_class == GFX10) &&
 		    vtx_info->chan_format != data_format &&
-		    ((attrib_offset % vtx_info->vertex_byte_size) ||
-		     (attrib_stride % vtx_info->vertex_byte_size)))
+		    ((attrib_offset % vtx_info->element_size) ||
+		     (attrib_stride % vtx_info->element_size)))
 			unaligned_vertex_fetches = true;
 
 		if (unaligned_vertex_fetches) {



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