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| author | Peter Maydell <peter.maydell@linaro.org> | 2017-01-12 13:21:32 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2017-01-12 13:21:32 +0000 |
| commit | 0f2d17c1a59c9f11e7a874fb56fee3714b101705 (patch) | |
| tree | e8f7715c908e76b3ba384b0c509cff55d0d19938 /target/i386/ops_sse.h | |
| parent | 204febd17f9ebb9e94b1980b42c7f2c2307851c1 (diff) | |
| parent | 993508e43e6d180e9ba9b747a9657eac69aec5bb (diff) | |
| download | qemu-0f2d17c1a59c9f11e7a874fb56fee3714b101705.tar.gz | |
Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20170110' into staging
TCG opcodes for extract, clz, ctz, ctpop
# gpg: Signature made Wed 11 Jan 2017 02:12:41 GMT
# gpg: using RSA key 0xAD1270CC4DD0279B
# gpg: Good signature from "Richard Henderson <rth7680@gmail.com>"
# gpg: aka "Richard Henderson <rth@redhat.com>"
# gpg: aka "Richard Henderson <rth@twiddle.net>"
# Primary key fingerprint: 9CB1 8DDA F8E8 49AD 2AFC 16A4 AD12 70CC 4DD0 279B
* remotes/rth/tags/pull-tcg-20170110: (65 commits)
tcg/i386: Handle ctpop opcode
tcg/ppc: Handle ctpop opcode
tcg: Use ctpop to generate ctz if needed
tests: New test-bitcnt
qemu/host-utils.h: Reduce the operation count in the fallback ctpop
target-i386: Use ctpop helper
target-tilegx: Use ctpop helper
target-sparc: Use ctpop helper
target-s390x: Avoid a loop for popcnt
target-ppc: Use ctpop helper
target-alpha: Use ctpop helper
tcg: Add opcode for ctpop
target-xtensa: Use clrsb helper
target-tricore: Use clrsb helper
target-arm: Use clrsb helper
tcg: Add helpers for clrsb
tcg/i386: Rely on undefined/undocumented behaviour of BSF/BSR
tcg/i386: Handle ctz and clz opcodes
tcg/i386: Allow bmi2 shiftx to have non-matching operands
tcg/i386: Hoist common arguments in tcg_out_op
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/i386/ops_sse.h')
| -rw-r--r-- | target/i386/ops_sse.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/target/i386/ops_sse.h b/target/i386/ops_sse.h index 7a98f53864..16509d0a74 100644 --- a/target/i386/ops_sse.h +++ b/target/i386/ops_sse.h @@ -2157,32 +2157,6 @@ target_ulong helper_crc32(uint32_t crc1, target_ulong msg, uint32_t len) return crc; } -#define POPMASK(i) ((target_ulong) -1 / ((1LL << (1 << i)) + 1)) -#define POPCOUNT(n, i) ((n & POPMASK(i)) + ((n >> (1 << i)) & POPMASK(i))) -target_ulong helper_popcnt(CPUX86State *env, target_ulong n, uint32_t type) -{ - CC_SRC = n ? 0 : CC_Z; - - n = POPCOUNT(n, 0); - n = POPCOUNT(n, 1); - n = POPCOUNT(n, 2); - n = POPCOUNT(n, 3); - if (type == 1) { - return n & 0xff; - } - - n = POPCOUNT(n, 4); -#ifndef TARGET_X86_64 - return n; -#else - if (type == 2) { - return n & 0xff; - } - - return POPCOUNT(n, 5); -#endif -} - void glue(helper_pclmulqdq, SUFFIX)(CPUX86State *env, Reg *d, Reg *s, uint32_t ctrl) { |