Mesa (master): ac/radv: cleanup some tcs output values access

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 77fd1b9187a3aec665257ced5e58fae6fc89290f
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=77fd1b9187a3aec665257ced5e58fae6fc89290f

Author: Dave Airlie <airl...@redhat.com>
Date:   Mon Feb 19 06:19:07 2018 +0000

ac/radv: cleanup some tcs output values access

Just consolidates some code to make it easier to change.

Reviewed-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
Signed-off-by: Dave Airlie <airl...@redhat.com>

---

 src/amd/common/ac_nir_to_llvm.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 88b1abd2ae..ec4dd098ed 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -383,6 +383,12 @@ get_tcs_out_patch_stride(struct radv_shader_context *ctx)
 }
 
 static LLVMValueRef
+get_tcs_out_vertex_stride(struct radv_shader_context *ctx)
+{
+       return unpack_param(&ctx->ac, ctx->tcs_out_layout, 13, 8);
+}
+
+static LLVMValueRef
 get_tcs_out_patch0_offset(struct radv_shader_context *ctx)
 {
        return LLVMBuildMul(ctx->ac.builder,
@@ -2899,7 +2905,7 @@ load_tcs_varyings(struct ac_shader_abi *abi,
                dw_addr = get_tcs_in_current_patch_offset(ctx);
        } else {
                if (!is_patch) {
-                       stride = unpack_param(&ctx->ac, ctx->tcs_out_layout, 
13, 8);
+                       stride = get_tcs_out_vertex_stride(ctx);
                        dw_addr = get_tcs_out_current_patch_offset(ctx);
                } else {
                        dw_addr = get_tcs_out_current_patch_data_offset(ctx);
@@ -2955,7 +2961,7 @@ store_tcs_output(struct ac_shader_abi *abi,
        }
 
        if (!is_patch) {
-               stride = unpack_param(&ctx->ac, ctx->tcs_out_layout, 13, 8);
+               stride = get_tcs_out_vertex_stride(ctx);
                dw_addr = get_tcs_out_current_patch_offset(ctx);
        } else {
                dw_addr = get_tcs_out_current_patch_data_offset(ctx);

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