amd/common: add ac_get_cb_shader_mask() helper

[mesa.git] / src / gallium / drivers / radeonsi / si_state_shaders.c

diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 25854a1fde1a92bbc14e9416fb7fabec9278a31d..d33008cdda77f3470d17bfa15611aa43494c83d2 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -981,38 +981,6 @@ static unsigned si_get_spi_shader_col_format(struct si_shader *shader)
        return value;
 }
 
-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 si_shader_ps(struct si_shader *shader)
 {
        struct tgsi_shader_info *info = &shader->selector->info;
@@ -1095,7 +1063,7 @@ static void si_shader_ps(struct si_shader *shader)
                spi_baryc_cntl |= S_0286E0_POS_FLOAT_ULC(1);
 
        spi_shader_col_format = si_get_spi_shader_col_format(shader);
-       cb_shader_mask = si_get_cb_shader_mask(spi_shader_col_format);
+       cb_shader_mask = ac_get_cb_shader_mask(spi_shader_col_format);
 
        /* Ensure that some export memory is always allocated, for two reasons:
         *