radeonsi: move kill intrinsic building into amd/common

just a cleanup

Reviewed-by: Dave Airlie <[email protected]>

2 files changed, 17 insertions, 0 deletions

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index f0ab9cb1367..a569a7c30f1 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -1105,3 +1105,19 @@ LLVMValueRef ac_emit_cvt_pkrtz_f16(struct ac_llvm_context *ctx,
 				      AC_FUNC_ATTR_READNONE |
 				      AC_FUNC_ATTR_LEGACY);
 }
+
+/**
+ * KILL, AKA discard in GLSL.
+ *
+ * \param value  kill if value < 0.0 or value == NULL.
+ */
+void ac_emit_kill(struct ac_llvm_context *ctx, LLVMValueRef value)
+{
+	if (value) {
+		ac_emit_llvm_intrinsic(ctx, "llvm.AMDGPU.kill", ctx->voidt,
+				       &value, 1, AC_FUNC_ATTR_LEGACY);
+	} else {
+		ac_emit_llvm_intrinsic(ctx, "llvm.AMDGPU.kilp", ctx->voidt,
+				       NULL, 0, AC_FUNC_ATTR_LEGACY);
+	}
+}
diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index e6e4e434e2e..af16a2bca73 100644
--- a/src/amd/common/ac_llvm_build.h
+++ b/src/amd/common/ac_llvm_build.h
@@ -236,6 +236,7 @@ LLVMValueRef ac_emit_image_opcode(struct ac_llvm_context *ctx,
 				  struct ac_image_args *a);
 LLVMValueRef ac_emit_cvt_pkrtz_f16(struct ac_llvm_context *ctx,
 				   LLVMValueRef args[2]);
+void ac_emit_kill(struct ac_llvm_context *ctx, LLVMValueRef value);
 
 #ifdef __cplusplus
 }