From a37d9b2be5692fe24f8698cf034228d52350547b Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 30 Apr 2020 06:14:43 -0400 Subject: [PATCH] target/arm: Use DEF_HELPER_FLAGS for helper_dc_zva The function does not write registers, and only reads them by implication via the exception path. Backports commit 1371b02c5a060e423e70560dbca769b54e471ba9 from qemu --- qemu/target/arm/helper-a64.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/qemu/target/arm/helper-a64.h b/qemu/target/arm/helper-a64.h index bc4c377a..62ef2eca 100644 --- a/qemu/target/arm/helper-a64.h +++ b/qemu/target/arm/helper-a64.h @@ -90,7 +90,7 @@ DEF_HELPER_2(advsimd_f16touinth, i32, f16, ptr) DEF_HELPER_2(sqrt_f16, f16, f16, ptr) DEF_HELPER_2(exception_return, void, env, i64) -DEF_HELPER_2(dc_zva, void, env, i64) +DEF_HELPER_FLAGS_2(dc_zva, TCG_CALL_NO_WG, void, env, i64) DEF_HELPER_FLAGS_3(pacia, TCG_CALL_NO_WG, i64, env, i64, i64) DEF_HELPER_FLAGS_3(pacib, TCG_CALL_NO_WG, i64, env, i64, i64)