diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 12 |
2 files changed, 14 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cbdd4d2..f9f986b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,13 @@ 2018-03-12 Segher Boessenkool <segher@kernel.crashing.org> + * config/rs6000/rs6000.c (abi_v4_pass_in_fpr): Add bool "named" + parameter. Use it for SFmode. + (rs6000_function_arg_advance_1): Adjust. + (rs6000_function_arg): Adjust. + (rs6000_gimplify_va_arg): Pass false for that new parameter. + +2018-03-12 Segher Boessenkool <segher@kernel.crashing.org> + PR rtl-optimization/84169 PR rtl-optimization/84780 * combine.c (can_combine_p): Check for a 2-insn combination whether diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 479f549..1db88d0 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -11449,13 +11449,13 @@ is_complex_IBM_long_double (machine_mode mode) registers. */ static bool -abi_v4_pass_in_fpr (machine_mode mode) +abi_v4_pass_in_fpr (machine_mode mode, bool named) { if (!TARGET_HARD_FLOAT) return false; - if (TARGET_SINGLE_FLOAT && mode == SFmode) + if (mode == DFmode) return true; - if (TARGET_DOUBLE_FLOAT && mode == DFmode) + if (mode == SFmode && named) return true; /* ABI_V4 passes complex IBM long double in 8 gprs. Stupid, but we can't change the ABI now. */ @@ -11926,7 +11926,7 @@ rs6000_function_arg_advance_1 (CUMULATIVE_ARGS *cum, machine_mode mode, } else if (DEFAULT_ABI == ABI_V4) { - if (abi_v4_pass_in_fpr (mode)) + if (abi_v4_pass_in_fpr (mode, named)) { /* _Decimal128 must use an even/odd register pair. This assumes that the register number is odd when fregno is odd. */ @@ -12478,7 +12478,7 @@ rs6000_function_arg (cumulative_args_t cum_v, machine_mode mode, else if (abi == ABI_V4) { - if (abi_v4_pass_in_fpr (mode)) + if (abi_v4_pass_in_fpr (mode, named)) { /* _Decimal128 must use an even/odd register pair. This assumes that the register number is odd when fregno is odd. */ @@ -13402,7 +13402,7 @@ rs6000_gimplify_va_arg (tree valist, tree type, gimple_seq *pre_p, align = 1; machine_mode mode = TYPE_MODE (type); - if (abi_v4_pass_in_fpr (mode)) + if (abi_v4_pass_in_fpr (mode, false)) { /* FP args go in FP registers, if present. */ reg = fpr; |