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| author | Peter Maydell <peter.maydell@linaro.org> | 2011-02-11 12:26:47 +0000 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2011-02-20 17:28:37 +0100 |
| commit | ebcd88ceb5da70ee17c1d22e9874524649335759 (patch) | |
| tree | 2eaca9f2e32fe778b00a9581ff0c2fa4c4c87e0c /target-arm | |
| parent | e5ca24cba969b58eb3fe0e7c239df3abe21831c0 (diff) | |
| download | qemu-ebcd88ceb5da70ee17c1d22e9874524649335759.zip qemu-ebcd88ceb5da70ee17c1d22e9874524649335759.tar.gz qemu-ebcd88ceb5da70ee17c1d22e9874524649335759.tar.bz2 | |
target-arm: Refactor handling of VQDMULL
Refactor the handling of VQDMULL so that it is dealt with in
its own if() case rather than together with the accumulating
instructions.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-arm')
| -rw-r--r-- | target-arm/translate.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/target-arm/translate.c b/target-arm/translate.c index 0c93896..a44e84c 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -5131,16 +5131,16 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn) default: /* 15 is RESERVED. */ return 1; } - if (op == 5 || op == 13 || (op >= 8 && op <= 11)) { + if (op == 13) { + /* VQDMULL */ + gen_neon_addl_saturate(cpu_V0, cpu_V0, size); + neon_store_reg64(cpu_V0, rd + pass); + } else if (op == 5 || (op >= 8 && op <= 11)) { /* Accumulate. */ if (op == 10 || op == 11) { gen_neon_negl(cpu_V0, size); } - - if (op != 13) { - neon_load_reg64(cpu_V1, rd + pass); - } - + neon_load_reg64(cpu_V1, rd + pass); switch (op) { case 5: case 8: case 10: /* VABAL, VMLAL, VMLSL */ gen_neon_addl(size); @@ -5149,10 +5149,6 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn) gen_neon_addl_saturate(cpu_V0, cpu_V0, size); gen_neon_addl_saturate(cpu_V0, cpu_V1, size); break; - /* Fall through. */ - case 13: /* VQDMULL */ - gen_neon_addl_saturate(cpu_V0, cpu_V0, size); - break; default: abort(); } |