RE: "clrmac" in gcc.c-torture/execute/va-arg-22.c on H8300S

["D.Venkatasubramanian, Noida" <dvenkat at noida dot hcltech dot com>]

Hi All,

As a follow-up, none of the mac instructions seem to be 
simulated on the H8300S Simulator. :-(

Regards,

Venky

>-----Original Message-----
>From: D.Venkatasubramanian, Noida 
>Sent: Thursday, January 30, 2003 1:29 PM
>To: 'Kazu Hirata'; gcc@gcc.gnu.org; gdb@sources.redhat.com
>Subject: "clrmac" in gcc.c-torture/execute/va-arg-22.c on H8300S
>
>
>Hi All,
>
>While testing GCC built for h8300-elf target, I found this 
>test failing.
>
>FAIL: gcc.c-torture/execute/va-arg-22.c execution,  -O3 
>-fomit-frame-pointer
>-funroll-all-loops -finline-functions
>
>This failure is specific to 
>Running target h8300-sim/-O2 -mint32 -ms -ms2600
>
>My guess is that "clrmac" instruction is not simulated 
>(I am using the simulator). So, either we need to add 
>support for this instruction in the simulator, or else, 
>disable the generation of this instruction.
>
>I am investigating further, as to how to add the 
>instruction. Any suggestions would be welcome.
>
>Sorry if I am cross-posting.
>
>Thanks and regards,
>
>Venky
>
>#define D(N)                                    \
>  for (i = 0; i < N; i++)                       \
>    a##N.x[i] = i ^ (N << 3);
>D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
>    18d6:       f9 08           f9 08             mov.b #0x8,r1l
>    18d8:       6e f9 00 0f     6e f9 00 0f       mov.b 
>r1l,@(0xf:16,er7)
>    18dc:       1a 91           1a 91             sub.l er1,er1
>    18de:       89 01           89 01             add.b #0x1,r1l
>    18e0:       f8 10           f8 10             mov.b #0x10,r0l
>    18e2:       6e f8 01 54     6e f8 01 54       mov.b 
>r0l,@(0x154:16,er7)
>--- snip
>    1940:       6e fe 01 48     6e fe 01 48       mov.b 
>r6l,@(0x148:16,er7)
>    1944:       1a b3           1a b3             sub.l er3,er3
>    1946:       8b 05           8b 05             add.b #0x5,r3l
>    1948:       01 a0           01 a0             clrmac       
>  <--- Not
>supported in simulator 
>    194a:       03 33           03 33             ldmac er3,macl
>    194c:       fe 30           fe 30             mov.b #0x30,r6l
>    194e:       6e fe 01 3c     6e fe 01 3c       mov.b 
>r6l,@(0x13c:16,er7)
>    1952:       0c 9b           0c 9b             mov.b r1l,r3l
>
>[venkat@peacock Bug19]$ h8300-elf-gcc -v
>Reading specs from
>/export/venkat/gcc_release_3_3/h8300-elf/tools/lib/gcc-lib/h830
>0-elf/3.3/spe
>cs
>Configured with: /home/GCC_RELEASE/configure --target=h8300-elf
>--prefix=/export/venkat/gcc_release_3_3/h8300-elf/tools 
>--enable-languages=c
>--with-newlib --with-headers=/home/GCC_RELEASE/newlib/libc/include/
>Thread model: single
>gcc version 3.3 20030127 (prerelease)
>