https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305
--- Comment #15 from Richard Henderson <rth at gcc dot gnu.org> --- Author: rth Date: Mon Feb 1 07:06:53 2016 New Revision: 233031 URL: https://gcc.gnu.org/viewcvs?rev=233031&root=gcc&view=rev Log: PR target/69305 * config/aarch64/aarch64-modes.def (CC_Cmode): New * config/aarch64/aarch64-protos.h: Update. * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New. (aarch64_select_cc_mode): Add check for use of CC_Cmode. (aarch64_get_condition_code_1): Handle CC_Cmode. * config/aarch64/aarch64.md (addti3): Use adddi3_compareC. (*add<mode>3_compareC_cconly_imm): New. (*add<mode>3_compareC_cconly): New. (*add<mode>3_compareC_imm): New. (add<mode>3_compareC): New. (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand to be first. Use aarch64_carry_operation. (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove. (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove. (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove. (subti3): Use subdi3_compare1. (*sub<mode>3_compare0): Rename from sub<mode>3_compare0. (sub<mode>3_compare1): New. (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New. (*sub<mode>3_carryin): Use aarch64_borrow_operation. (*subsi3_carryin_uxtw): Likewise. (*ngc<mode>, *ngcsi_uxtw): Likewise. (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New. * config/aarch64/iterators.md (DWI): New. * config/aarch64/predicates.md (aarch64_carry_operation): New. (aarch64_borrow_operation): New. Modified: branches/gcc-5-branch/gcc/ChangeLog branches/gcc-5-branch/gcc/config/aarch64/aarch64-modes.def branches/gcc-5-branch/gcc/config/aarch64/aarch64-protos.h branches/gcc-5-branch/gcc/config/aarch64/aarch64.c branches/gcc-5-branch/gcc/config/aarch64/aarch64.md branches/gcc-5-branch/gcc/config/aarch64/iterators.md branches/gcc-5-branch/gcc/config/aarch64/predicates.md
