From 7c417963f7346cf4fdc2a0cc08bdeb0ee7165f8d Mon Sep 17 00:00:00 2001 From: aurel32 Date: Fri, 5 Sep 2008 14:19:51 +0000 Subject: [PATCH] ppc: Convert op_subf to TCG Replace op_subf with tcg_gen_sub_tl. Signed-off-by: Andreas Faerber Signed-off-by: Aurelien Jarno git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5168 c046a42c-6fe2-441c-8c8c-71466251a162 --- target-ppc/op.c | 7 ------- target-ppc/translate.c | 16 ++++++++++------ 2 files changed, 10 insertions(+), 13 deletions(-) diff --git a/target-ppc/op.c b/target-ppc/op.c index 4ee411b..01b944b 100644 --- a/target-ppc/op.c +++ b/target-ppc/op.c @@ -881,13 +881,6 @@ void OPPROTO op_nego_64 (void) } #endif -/* subtract from */ -void OPPROTO op_subf (void) -{ - T0 = T1 - T0; - RETURN(); -} - /* subtract from carrying */ void OPPROTO op_check_subfc (void) { diff --git a/target-ppc/translate.c b/target-ppc/translate.c index f505be1..6561304 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -950,10 +950,14 @@ GEN_INT_ARITH2 (mullw, 0x1F, 0x0B, 0x07, PPC_INTEGER); /* neg neg. nego nego. */ GEN_INT_ARITH1_64 (neg, 0x1F, 0x08, 0x03, PPC_INTEGER); /* subf subf. subfo subfo. */ +static always_inline void gen_op_subf (void) +{ + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); +} static always_inline void gen_op_subfo (void) { tcg_gen_not_tl(cpu_T[2], cpu_T[0]); - gen_op_subf(); + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); gen_op_check_addo(); } #if defined(TARGET_PPC64) @@ -961,7 +965,7 @@ static always_inline void gen_op_subfo (void) static always_inline void gen_op_subfo_64 (void) { tcg_gen_not_i64(cpu_T[2], cpu_T[0]); - gen_op_subf(); + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); gen_op_check_addo_64(); } #endif @@ -969,26 +973,26 @@ GEN_INT_ARITH2_64 (subf, 0x1F, 0x08, 0x01, PPC_INTEGER); /* subfc subfc. subfco subfco. */ static always_inline void gen_op_subfc (void) { - gen_op_subf(); + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); gen_op_check_subfc(); } static always_inline void gen_op_subfco (void) { tcg_gen_not_tl(cpu_T[2], cpu_T[0]); - gen_op_subf(); + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); gen_op_check_subfc(); gen_op_check_addo(); } #if defined(TARGET_PPC64) static always_inline void gen_op_subfc_64 (void) { - gen_op_subf(); + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); gen_op_check_subfc_64(); } static always_inline void gen_op_subfco_64 (void) { tcg_gen_not_i64(cpu_T[2], cpu_T[0]); - gen_op_subf(); + tcg_gen_sub_tl(cpu_T[0], cpu_T[1], cpu_T[0]); gen_op_check_subfc_64(); gen_op_check_addo_64(); } -- 2.7.4