target/microblaze: Mark fpu helpers TCG_CALL_NO_WG

Now that FSR is no longer a tcg global temp, we can say that
the fpu helpers do not write to tcg temps.  All temps are
read implicitly by the fpu exception path.

Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2020-08-24 08:57:36 -07:00
parent 7bca6ddf90
commit 3986c650a2

View File

@ -3,21 +3,21 @@ DEF_HELPER_FLAGS_2(raise_exception, TCG_CALL_NO_WG, noreturn, env, i32)
DEF_HELPER_FLAGS_3(divs, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(divu, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_3(fadd, i32, env, i32, i32)
DEF_HELPER_3(frsub, i32, env, i32, i32)
DEF_HELPER_3(fmul, i32, env, i32, i32)
DEF_HELPER_3(fdiv, i32, env, i32, i32)
DEF_HELPER_2(flt, i32, env, i32)
DEF_HELPER_2(fint, i32, env, i32)
DEF_HELPER_2(fsqrt, i32, env, i32)
DEF_HELPER_FLAGS_3(fadd, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(frsub, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fmul, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fdiv, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_2(flt, TCG_CALL_NO_WG, i32, env, i32)
DEF_HELPER_FLAGS_2(fint, TCG_CALL_NO_WG, i32, env, i32)
DEF_HELPER_FLAGS_2(fsqrt, TCG_CALL_NO_WG, i32, env, i32)
DEF_HELPER_3(fcmp_un, i32, env, i32, i32)
DEF_HELPER_3(fcmp_lt, i32, env, i32, i32)
DEF_HELPER_3(fcmp_eq, i32, env, i32, i32)
DEF_HELPER_3(fcmp_le, i32, env, i32, i32)
DEF_HELPER_3(fcmp_gt, i32, env, i32, i32)
DEF_HELPER_3(fcmp_ne, i32, env, i32, i32)
DEF_HELPER_3(fcmp_ge, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_un, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_lt, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_eq, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_le, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_gt, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_ne, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_3(fcmp_ge, TCG_CALL_NO_WG, i32, env, i32, i32)
DEF_HELPER_FLAGS_2(pcmpbf, TCG_CALL_NO_RWG_SE, i32, i32, i32)
#if !defined(CONFIG_USER_ONLY)