Thanks for reporting this. This is not about the code you're compiling, this is lack of instruction in a machine description file. I'll add the fix tomorrow. However, 3.4 is not fully tested (yet). So, you're welcome to test it :)
~d -----Original Message----- From: mspgcc-users-ad...@lists.sourceforge.net [mailto:mspgcc-users-ad...@lists.sourceforge.net] On Behalf Of Peter Jansen Sent: Friday, May 28, 2004 7:56 AM To: mspgcc-users Subject: [Mspgcc-users] bug in gcc-3.4.0 when compiling code with gcc-3.4.0 The bug when compiling msp430-libc in libm/sf-rint.c causes this internal error [peter_...@sts-cvs src]$ msp430-gcc -mmcu=msp1 -I./../include -I. -Wall -O2 -g -c libm/sf_rint.c -o msp1/sf_rint.o -save-temps -v Reading specs from /usr/local/lib/gcc/msp430/3.4.0/specs Configured with: ../gcc-3.4.0/configure --target=msp430 Thread model: single gcc version 3.4.0 /usr/local/libexec/gcc/msp430/3.4.0/cc1 -E -quiet -v -I./../include -I. libm/sf_rint.c -mmcu=msp1 -Wall -fworking-directory -O2 -o sf_rint.i ignoring nonexistent directory "/usr/local/lib/gcc/msp430/3.4.0/../../../../msp430/sys-include" #include "..." search starts here: #include <...> search starts here: ./../include . /usr/local/lib/gcc/msp430/3.4.0/include /usr/local/lib/gcc/msp430/3.4.0/../../../../msp430/include End of search list. /usr/local/libexec/gcc/msp430/3.4.0/cc1 -fpreprocessed sf_rint.i -quiet -dumpbase sf_rint.c -mmcu=msp1 -auxbase-strip msp1/sf_rint.o -g -O2 -Wall -version -o sf_rint.s GNU C version 3.4.0 (msp430) compiled by GNU C version 3.2 20020903 (Red Hat Linux 8.0 3.2-7). GGC heuristics: --param ggc-min-expand=38 --param ggc-min-heapsize=15772 In file included from libm/fdlibm.h:16, from libm/sf_rint.c:16: /../include/math.h:112: warning: conflicting types for built-in function 'cabs' /../include/math.h:190: warning: conflicting types for built-in function 'cabsf' libm/sf_rint.c: In function `rintf': libm/sf_rint.c:70: error: unrecognizable insn: (insn 370 369 101 5 libm/sf_rint.c:51 (set (subreg:HI (mem/v/f:SF (reg/f:HI 4 r4) [3 w+0 S4 A32]) 2) (subreg:HI (reg:SF 58) 2)) -1 (nil) (expr_list:REG_DEAD (reg:SF 58) (nil))) libm/sf_rint.c:70: internal compiler error: in extract_insn, at recog.c:2083 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. attached is the sf_rint.i file, this is fixed by removing the volatile in line 38 of libm/sf_rint.c Compiling code I have I get this fault, attached is the main.i output [peter_...@sts-cvs AWS2003.1.0.C169]$ msp430-gcc -O2 -DTARGET -mmcu=msp430x149 -g -Wno-main -Wall -Werror -Wno-format -mmcu=msp430x149 -I./include -Ibl/include -Iblbl/include -Iblblbl/include -c bl/argosSeimac/main.c -o argosSeimac/msp430x149/main.o --save-temps -v Reading specs from /usr/local/lib/gcc/msp430/3.4.0/specs Configured with: ../gcc-3.4.0/configure --target=msp430 Thread model: single gcc version 3.4.0 /usr/local/libexec/gcc/msp430/3.4.0/cc1 -E -quiet -v -I./include -Ibl/include -Iblbl/include -Iblblbl/include -D__MSP430_149__ -DTARGET bl/argosSeimac/main.c -mmcu=msp430x149 -mmcu=msp430x149 -Wno-main -Wall -Werror -Wno-format -fworking-directory -O2 -o main.i ignoring nonexistent directory "/usr/local/lib/gcc/msp430/3.4.0/../../../../msp430/sys-include" ignoring nonexistent directory "blbl/include" ignoring nonexistent directory "blblbl/include" #include "..." search starts here: #include <...> search starts here: ./include bl/include /usr/local/lib/gcc/msp430/3.4.0/include /usr/local/lib/gcc/msp430/3.4.0/../../../../msp430/include End of search list. /usr/local/libexec/gcc/msp430/3.4.0/cc1 -fpreprocessed main.i -quiet -dumpbase main.c -mmcu=msp430x149 -mmcu=msp430x149 -auxbase-strip argosSeimac/msp430x149/main.o -g -O2 -Wno-main -Wall -Werror -Wno-format -version -o main.s GNU C version 3.4.0 (msp430) compiled by GNU C version 3.2 20020903 (Red Hat Linux 8.0 3.2-7). GGC heuristics: --param ggc-min-expand=38 --param ggc-min-heapsize=15772 bl/argosSeimac/main.c: In function `main': bl/argosSeimac/main.c:236: internal compiler error: in subreg_highpart_offset, at emit-rtl.c:1328 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. Any ideas? -- Peter Jansen STS Australian Antarctic Division Channel Highway Kingston TAS 7050 AUSTRALIA Ph (03) 62 323 533 Fax (03) 62 323 351
