https://gcc.gnu.org/g:ca7d454804045a39d10a9b1f691a940aeacdf25b
commit r13-8616-gca7d454804045a39d10a9b1f691a940aeacdf25b Author: Georg-Johann Lay <a...@gjlay.de> Date: Wed Apr 17 10:26:05 2024 +0200 AVR: target/114752 - Fix ICE on inline asm const 64-bit float operand gcc/ PR target/114752 * config/avr/avr.cc (avr_print_operand) [CONST_DOUBLE_P]: Handle DFmode. (cherry picked from commit 909c6faf2c726178d115726e56304eac91cff6e9) Diff: --- gcc/config/avr/avr.cc | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/gcc/config/avr/avr.cc b/gcc/config/avr/avr.cc index d91fa51e78c..f8c4eb327a2 100644 --- a/gcc/config/avr/avr.cc +++ b/gcc/config/avr/avr.cc @@ -3333,11 +3333,20 @@ avr_print_operand (FILE *file, rtx x, int code) } else if (CONST_DOUBLE_P (x)) { - long val; - if (GET_MODE (x) != SFmode) - fatal_insn ("internal compiler error. Unknown mode:", x); - REAL_VALUE_TO_TARGET_SINGLE (*CONST_DOUBLE_REAL_VALUE (x), val); - fprintf (file, "0x%lx", val); + if (GET_MODE (x) == SFmode) + { + long val; + REAL_VALUE_TO_TARGET_SINGLE (*CONST_DOUBLE_REAL_VALUE (x), val); + fprintf (file, "0x%lx", val); + } + else if (GET_MODE (x) == DFmode) + { + long l[2]; + REAL_VALUE_TO_TARGET_DOUBLE (*CONST_DOUBLE_REAL_VALUE (x), l); + fprintf (file, "0x%lx%08lx", l[1] & 0xffffffff, l[0] & 0xffffffff); + } + else + fatal_insn ("internal compiler error. Unknown mode:", x); } else if (GET_CODE (x) == CONST_STRING) fputs (XSTR (x, 0), file);