ac/radeonsi: create ac_build_shader_clock() helper

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index 3efcaa1..a86ba96 100644 (file)
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -344,6 +344,14 @@ ac_build_optimization_barrier(struct ac_llvm_context *ctx,
 }
 
 LLVMValueRef
+ac_build_shader_clock(struct ac_llvm_context *ctx)
+{
+       LLVMValueRef tmp = ac_build_intrinsic(ctx, "llvm.readcyclecounter",
+                                             ctx->i64, NULL, 0, 0);
+       return LLVMBuildBitCast(ctx->builder, tmp, ctx->v2i32, "");
+}
+
+LLVMValueRef
 ac_build_ballot(struct ac_llvm_context *ctx,
                LLVMValueRef value)
 {

diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index 35f849a..47c843f 100644 (file)
--- a/src/amd/common/ac_llvm_build.h
+++ b/src/amd/common/ac_llvm_build.h
@@ -119,6 +119,8 @@ ac_build_phi(struct ac_llvm_context *ctx, LLVMTypeRef type,
 void ac_build_optimization_barrier(struct ac_llvm_context *ctx,
                                   LLVMValueRef *pvgpr);
 
+LLVMValueRef ac_build_shader_clock(struct ac_llvm_context *ctx);
+
 LLVMValueRef ac_build_ballot(struct ac_llvm_context *ctx, LLVMValueRef value);
 
 LLVMValueRef ac_build_vote_all(struct ac_llvm_context *ctx, LLVMValueRef value);

diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index bb8cf8f..b2ff5b2 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -3873,11 +3873,7 @@ static void clock_emit(
                struct lp_build_emit_data *emit_data)
 {
        struct si_shader_context *ctx = si_shader_context(bld_base);
-       LLVMValueRef tmp;
-
-       tmp = lp_build_intrinsic(ctx->ac.builder, "llvm.readcyclecounter",
-                                ctx->i64, NULL, 0, 0);
-       tmp = LLVMBuildBitCast(ctx->ac.builder, tmp, ctx->v2i32, "");
+       LLVMValueRef tmp = ac_build_shader_clock(&ctx->ac);
 
        emit_data->output[0] =
                LLVMBuildExtractElement(ctx->ac.builder, tmp, ctx->i32_0, "");