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From: "patrick at rivosinc dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/113607] [14] RISC-V rv64gcv vector: Runtime mismatch at -O3
Date: Fri, 26 Jan 2024 08:05:01 +0000 [thread overview]
Message-ID: <bug-113607-4-As6OuxOYlv@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-113607-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113607
--- Comment #5 from Patrick O'Neill <patrick at rivosinc dot com> ---
Hmm that's odd. I just reproduced with tip-of-tree GCC.
> /scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/bin/riscv64-unknown-linux-gnu-gcc -O3 -march=rv64gcv red.c -o user-config-o3.out
> QEMU_CPU=rv64,vlen=128,v=true,vext_spec=v1.0,Zve32f=true,Zve64f=true /scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/bin/qemu-riscv64 user-config-o3.out
> echo $?
1
> /scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/bin/riscv64-unknown-linux-gnu-gcc -O2 -march=rv64gcv red.c -o user-config-o2.out
> QEMU_CPU=rv64,vlen=128,v=true,vext_spec=v1.0,Zve32f=true,Zve64f=true /scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/bin/qemu-riscv64 user-config-o2.out
> echo $?
0
GCC: r14-8442-gd40b3c1e439
QEMU v8.1.2: 78385bc738108a9b5b20e639520dc60425ca2a5a
Verbose compile output:
> /scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/bin/riscv64-unknown-linux-gnu-gcc -O3 -march=rv64gcv red.c -o user-config-o3.out -v
Using built-in specs.
COLLECT_GCC=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/bin/riscv64-unknown-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/lto-wrapper
Target: riscv64-unknown-linux-gnu
Configured with:
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/../gcc/configure
--target=riscv64-unknown-linux-gnu
--prefix=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv
--with-sysroot=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot
--with-pkgversion=gd40b3c1e439 --with-system-zlib --enable-shared --enable-tls
--enable-languages=c,c++,fortran --disable-libmudflap --disable-libssp
--disable-libquadmath --disable-libsanitizer --disable-nls --disable-bootstrap
--src=../../gcc --enable-multilib --with-abi=lp64d --with-arch=rv64imafdc
--with-tune=rocket --with-isa-spec=20191213 'CFLAGS_FOR_TARGET=-O2
-mcmodel=medlow' 'CXXFLAGS_FOR_TARGET=-O2 -mcmodel=medlow'
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.1 20240126 (experimental) (gd40b3c1e439)
COLLECT_GCC_OPTIONS='-O3' '-march=rv64gcv' '-o' 'user-config-o3.out' '-v'
'-mtune=rocket' '-mabi=lp64d' '-misa-spec=20191213'
'-march=rv64imafdcv_zicsr_zifencei_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b'
'-dumpdir' 'user-config-o3.out-'
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/cc1
-quiet -v -imultilib . red.c -quiet -dumpdir user-config-o3.out- -dumpbase
red.c -dumpbase-ext .c -march=rv64gcv -mtune=rocket -mabi=lp64d
-misa-spec=20191213
-march=rv64imafdcv_zicsr_zifencei_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b
-O3 -version -o /scratch/tmp/cc9XcIxi.s
GNU C17 (gd40b3c1e439) version 14.0.1 20240126 (experimental)
(riscv64-unknown-linux-gnu)
compiled by GNU C version 11.4.0, GMP version 6.2.1, MPFR version
4.1.0, MPC version 1.2.1, isl version none
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
ignoring nonexistent directory
"/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/usr/local/include"
#include "..." search starts here:
#include <...> search starts here:
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/include
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/include-fixed
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/../../../../riscv64-unknown-linux-gnu/include
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/usr/include
End of search list.
Compiler executable checksum: d731a6f03cb6c5b63837972018763b86
COLLECT_GCC_OPTIONS='-O3' '-march=rv64gcv' '-o' 'user-config-o3.out' '-v'
'-mtune=rocket' '-mabi=lp64d' '-misa-spec=20191213'
'-march=rv64imafdcv_zicsr_zifencei_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b'
'-dumpdir' 'user-config-o3.out-'
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/../../../../riscv64-unknown-linux-gnu/bin/as
-v --traditional-format -march=rv64gcv
-march=rv64imafdcv_zicsr_zifencei_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b
-mabi=lp64d -misa-spec=20191213 -o /scratch/tmp/cc7w3Ftf.o
/scratch/tmp/cc9XcIxi.s
GNU assembler version 2.41.50 (riscv64-unknown-linux-gnu) using BFD version
(GNU Binutils) 2.41.50.20231205
COMPILER_PATH=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/../../../../riscv64-unknown-linux-gnu/bin/
LIBRARY_PATH=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/../../../../riscv64-unknown-linux-gnu/lib/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/lib64/lp64d/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/usr/lib64/lp64d/:/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/lib/
COLLECT_GCC_OPTIONS='-O3' '-march=rv64gcv' '-o' 'user-config-o3.out' '-v'
'-mtune=rocket' '-mabi=lp64d' '-misa-spec=20191213'
'-march=rv64imafdcv_zicsr_zifencei_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b'
'-dumpdir' 'user-config-o3.out.'
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/collect2
-plugin
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/liblto_plugin.so
-plugin-opt=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/libexec/gcc/riscv64-unknown-linux-gnu/14.0.1/lto-wrapper
-plugin-opt=-fresolution=/scratch/tmp/cc30o9bR.res
-plugin-opt=-pass-through=-lgcc -plugin-opt=-pass-through=-lgcc_s
-plugin-opt=-pass-through=-lc -plugin-opt=-pass-through=-lgcc
-plugin-opt=-pass-through=-lgcc_s
--sysroot=/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot
--eh-frame-hdr -melf64lriscv -dynamic-linker /lib/ld-linux-riscv64-lp64d.so.1
-o user-config-o3.out
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/usr/lib64/lp64d/crt1.o
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/crti.o
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/crtbegin.o
-L/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1
-L/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/../../../../riscv64-unknown-linux-gnu/lib
-L/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/lib64/lp64d
-L/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/usr/lib64/lp64d
-L/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/sysroot/lib
/scratch/tmp/cc7w3Ftf.o -lgcc --push-state --as-needed -lgcc_s --pop-state -lc
-lgcc --push-state --as-needed -lgcc_s --pop-state
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/crtend.o
/scratch/tc-testing/tc-jan-25-reconfirm/build-rv64gcv/lib/gcc/riscv64-unknown-linux-gnu/14.0.1/crtn.o
COLLECT_GCC_OPTIONS='-O3' '-march=rv64gcv' '-o' 'user-config-o3.out' '-v'
'-mtune=rocket' '-mabi=lp64d' '-misa-spec=20191213'
'-march=rv64imafdcv_zicsr_zifencei_zve32f_zve32x_zve64d_zve64f_zve64x_zvl128b_zvl32b_zvl64b'
'-dumpdir' 'user-config-o3.out.'
next prev parent reply other threads:[~2024-01-26 8:05 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-25 23:05 [Bug target/113607] New: " patrick at rivosinc dot com
2024-01-26 1:52 ` [Bug target/113607] " juzhe.zhong at rivai dot ai
2024-01-26 1:52 ` juzhe.zhong at rivai dot ai
2024-01-26 2:12 ` juzhe.zhong at rivai dot ai
2024-01-26 7:58 ` rdapp at gcc dot gnu.org
2024-01-26 8:05 ` patrick at rivosinc dot com [this message]
2024-01-26 8:12 ` patrick at rivosinc dot com
2024-01-26 8:14 ` rdapp at gcc dot gnu.org
2024-01-26 8:19 ` juzhe.zhong at rivai dot ai
2024-01-26 9:09 ` juzhe.zhong at rivai dot ai
2024-01-26 9:38 ` rdapp at gcc dot gnu.org
2024-01-26 9:42 ` juzhe.zhong at rivai dot ai
2024-01-26 9:42 ` pinskia at gcc dot gnu.org
2024-01-26 9:59 ` juzhe.zhong at rivai dot ai
2024-01-28 6:08 ` pinskia at gcc dot gnu.org
2024-01-29 3:27 ` juzhe.zhong at rivai dot ai
2024-01-29 12:29 ` rdapp at gcc dot gnu.org
2024-01-29 16:30 ` rdapp at gcc dot gnu.org
2024-01-29 19:50 ` rdapp at gcc dot gnu.org
2024-01-30 21:03 ` rdapp at gcc dot gnu.org
2024-01-30 22:12 ` juzhe.zhong at rivai dot ai
2024-01-30 22:14 ` pinskia at gcc dot gnu.org
2024-01-30 22:21 ` pinskia at gcc dot gnu.org
2024-01-31 8:28 ` rdapp at gcc dot gnu.org
2024-01-31 20:31 ` [Bug middle-end/113607] " cvs-commit at gcc dot gnu.org
2024-02-02 18:20 ` patrick at rivosinc dot com
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