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gcc.gnu.org Git - gcc.git/commit
loongarch: exclude LARCH_PROLOGUE_TEMP from SIBCALL_REGS [PR 106096]
The epilogue may clobber LARCH_PROLOGUE_TEMP ($r13/$t1), so it cannot be
used for sibcalls.
gcc/ChangeLog:
PR target/106096
* config/loongarch/loongarch.h (REG_CLASS_CONTENTS): Exclude
$r13 from SIBCALL_REGS.
* config/loongarch/loongarch.cc (loongarch_regno_to_class):
Change $r13 to JIRL_REGS.
gcc/testsuite/ChangeLog:
PR target/106096
* g++.target/loongarch/loongarch.exp: New test support file.
* g++.target/loongarch/pr106096.C: New test.
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