[PATCH 8/9] AArch64: rules for CMPBR instructions

2025-05-15 Thread Karl Meakin
Add rules for lowering `cbranch4` to CBB/CBH/CB when CMPBR extension is enabled. gcc/ChangeLog: * config/aarch64/aarch64.md (BRANCH_LEN_P_1Kib): New constant. (BRANCH_LEN_N_1Kib): Likewise. (cbranch4): Emit CMPBR instructions if possible. (cbranch4): New expand rul

Re: [PATCH 8/9] AArch64: rules for CMPBR instructions

2025-05-12 Thread Karl Meakin
On 09/05/2025 13:49, Kyrylo Tkachov wrote: > >> On 8 May 2025, at 21:10, Karl Meakin wrote: >> >> Add rules for lowering `cbranch4` to CBB/CBH/CB when >> CMPBR extension is enabled. >> >> gcc/ChangeLog: >> >> * config/aarch64/aarch64.md (cbranch4): Mmit CMPBR >> instructions if possible. >> (

Re: [PATCH 8/9] AArch64: rules for CMPBR instructions

2025-05-09 Thread Kyrylo Tkachov
> On 8 May 2025, at 21:10, Karl Meakin wrote: > > Add rules for lowering `cbranch4` to CBB/CBH/CB when > CMPBR extension is enabled. > > gcc/ChangeLog: > > * config/aarch64/aarch64.md (cbranch4): Mmit CMPBR > instructions if possible. > (BRANCH_LEN_P_1Kib): New constant. > (BRANCH_LEN_N_1Kib)

[PATCH 8/9] AArch64: rules for CMPBR instructions

2025-05-08 Thread Karl Meakin
Add rules for lowering `cbranch4` to CBB/CBH/CB when CMPBR extension is enabled. gcc/ChangeLog: * config/aarch64/aarch64.md (cbranch4): Mmit CMPBR instructions if possible. (BRANCH_LEN_P_1Kib): New constant. (BRANCH_LEN_N_1Kib): Likewise. (cbranch4): New ex