gcc/config/riscv/riscv-protos.h · fe4b53b2e7e58d3bcf476a0a319b51a5a8c668a2 · lvzhengyang / riscv-gcc-1

RISC-V: Disallow regrenme if the TO register never used before for interrupt functions · e0a5b313

gcc/ChangeLog

	PR target/93304
	* config/riscv/riscv-protos.h (riscv_hard_regno_rename_ok): New.
	* config/riscv/riscv.c (riscv_hard_regno_rename_ok): New.
	* config/riscv/riscv.h (HARD_REGNO_RENAME_OK): Defined.

gcc/testsuite/ChangeLog

	PR target/93304
	* gcc.target/riscv/pr93304.c: New test.

committed Jan 21, 2020

e0a5b313

riscv-protos.h 3.8 KB