I'm applying this to mainline as obvious. If we save fprs inline for any reason, we must also restore them inline. (The same goes for gprs, and that is handled later in this function.) Bootstrapped and regresion tested powerpc-linux.
PR target/53040 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using static chain, set REST_INLINE_FPRS too. diff -urp gcc-alan4/gcc/config/rs6000/rs6000.c gcc-alan5a/gcc/config/rs6000/rs6000.c --- gcc-alan4/gcc/config/rs6000/rs6000.c 2012-04-19 18:33:20.171843404 +0930 +++ gcc-alan5a/gcc/config/rs6000/rs6000.c 2012-04-19 21:24:46.643632761 +0930 @@ -17456,8 +17456,9 @@ rs6000_savres_strategy (rs6000_stack_t * static chain is rarely used anyway. FPRs are saved w.r.t the stack pointer on Darwin. */ if (using_static_chain_p) - strategy |= (DEFAULT_ABI == ABI_DARWIN ? 0 : SAVE_INLINE_FPRS) - | SAVE_INLINE_GPRS; + strategy |= ((DEFAULT_ABI == ABI_DARWIN + ? 0 : SAVE_INLINE_FPRS | REST_INLINE_FPRS) + | SAVE_INLINE_GPRS); /* If we are going to use store multiple, then don't even bother with the out-of-line routines, since the store-multiple -- Alan Modra Australia Development Lab, IBM