aco/gfx10: Fix PS exports for SPI_SHADER_32_AR.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>

diff --git a/src/amd/compiler/aco_instruction_selection.cpp b/src/amd/compiler/aco_instruction_selection.cpp
index 0e7d8a8..fede097 100644 (file)
--- a/src/amd/compiler/aco_instruction_selection.cpp
+++ b/src/amd/compiler/aco_instruction_selection.cpp
@@ -2524,7 +2524,13 @@ void visit_store_fs_output(isel_context *ctx, nir_intrinsic_instr *instr)
       break;
 
    case V_028714_SPI_SHADER_32_AR:
-      enabled_channels = 0x9;
+      if (ctx->options->chip_class >= GFX10) {
+         /* Special case: on GFX10, the outputs are different for 32_AR */
+         enabled_channels = 0x3;
+         values[1] = values[3];
+      } else {
+         enabled_channels = 0x9;
+      }
       break;
 
    case V_028714_SPI_SHADER_FP16_ABGR: