diff options
| author | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-02-12 18:01:44 +0100 |
|---|---|---|
| committer | Aleksandar Markovic <amarkovic@wavecomp.com> | 2019-02-14 17:47:37 +0100 |
| commit | 85c2a393005656e9712959ca95c9be1e9aee4629 (patch) | |
| tree | 4e581f3c449bd3d1e8e452b6c8871a210d76e644 | |
| parent | 08857c882d1da40793c3be27ae78cb3752902856 (diff) | |
| download | qemu-85c2a393005656e9712959ca95c9be1e9aee4629.zip qemu-85c2a393005656e9712959ca95c9be1e9aee4629.tar.gz qemu-85c2a393005656e9712959ca95c9be1e9aee4629.tar.bz2 | |
tests/tcg: target/mips: Add wrappers for MSA bit counting instructions
Add a header that contains wrappers around MSA instructions assembler
invocations. For now, only bit counting instructions (NLOC, NLZC, and
PCNT; each in four data format flavors) are supported.
Reviewed-by: Aleksandar Rikalo <arikalo@wavecomp.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
| -rw-r--r-- | tests/tcg/mips/include/wrappers_msa.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/tests/tcg/mips/include/wrappers_msa.h b/tests/tcg/mips/include/wrappers_msa.h new file mode 100644 index 0000000..8f8d00b --- /dev/null +++ b/tests/tcg/mips/include/wrappers_msa.h @@ -0,0 +1,57 @@ +/* + * Header file for wrappers around MSA instructions assembler invocations + * + * Copyright (C) 2018 Wave Computing, Inc. + * Copyright (C) 2018 Aleksandar Markovic <amarkovic@wavecomp.com> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ + +#ifndef WRAPPERS_MSA_H +#define WRAPPERS_MSA_H + + +#define DO_MSA__WD__WS(suffix, mnemonic) \ +static inline void do_msa_##suffix(void *input, void *output) \ +{ \ + __asm__ volatile ( \ + "move $t0, %0\n\t" \ + "ld.d $w11, 0($t0)\n\t" \ + #mnemonic " $w10, $w11\n\t" \ + "move $t0, %1\n\t" \ + "st.d $w10, 0($t0)\n\t" \ + : \ + : "r" (input), "r" (output) \ + : "t0", "memory" \ + ); \ +} + +DO_MSA__WD__WS(NLOC_B, nloc.b) +DO_MSA__WD__WS(NLOC_H, nloc.h) +DO_MSA__WD__WS(NLOC_W, nloc.w) +DO_MSA__WD__WS(NLOC_D, nloc.d) + +DO_MSA__WD__WS(NLZC_B, nlzc.b) +DO_MSA__WD__WS(NLZC_H, nlzc.h) +DO_MSA__WD__WS(NLZC_W, nlzc.w) +DO_MSA__WD__WS(NLZC_D, nlzc.d) + +DO_MSA__WD__WS(PCNT_B, pcnt.b) +DO_MSA__WD__WS(PCNT_H, pcnt.h) +DO_MSA__WD__WS(PCNT_W, pcnt.w) +DO_MSA__WD__WS(PCNT_D, pcnt.d) + + +#endif |