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| author | Richard Henderson | 2019-03-18 20:00:39 +0100 |
|---|---|---|
| committer | Richard Henderson | 2019-05-13 23:44:03 +0200 |
| commit | d6ecb4a978b718dbe108a9fa9ecccc8b7f7cb579 (patch) | |
| tree | 1f3541db753629603d66d5c83783bcf954bd8c77 | |
| parent | tcg: Manually expand INDEX_op_dup_vec (diff) | |
| download | qemu-d6ecb4a978b718dbe108a9fa9ecccc8b7f7cb579.tar.gz qemu-d6ecb4a978b718dbe108a9fa9ecccc8b7f7cb579.tar.xz qemu-d6ecb4a978b718dbe108a9fa9ecccc8b7f7cb579.zip | |
tcg: Add tcg_out_dupm_vec to the backend interface
Currently stubbed out in all backends that support vectors.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | tcg/aarch64/tcg-target.inc.c | 6 | ||||
| -rw-r--r-- | tcg/i386/tcg-target.inc.c | 7 | ||||
| -rw-r--r-- | tcg/tcg.c | 19 |
3 files changed, 31 insertions, 1 deletions
diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c index 3cefdd1e43..4a3cfa778a 100644 --- a/tcg/aarch64/tcg-target.inc.c +++ b/tcg/aarch64/tcg-target.inc.c @@ -822,6 +822,12 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, return true; } +static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg r, TCGReg base, intptr_t offset) +{ + return false; +} + static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, tcg_target_long value) { diff --git a/tcg/i386/tcg-target.inc.c b/tcg/i386/tcg-target.inc.c index 3c8229d413..f04933bc19 100644 --- a/tcg/i386/tcg-target.inc.c +++ b/tcg/i386/tcg-target.inc.c @@ -891,6 +891,13 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, return true; } +static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg r, TCGReg base, intptr_t offset) +{ + return false; +} + + static void tcg_out_dupi_vec(TCGContext *s, TCGType type, TCGReg ret, tcg_target_long arg) { @@ -111,6 +111,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, #if TCG_TARGET_MAYBE_vec static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, TCGReg dst, TCGReg src); +static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg dst, TCGReg base, intptr_t offset); static void tcg_out_dupi_vec(TCGContext *s, TCGType type, TCGReg dst, tcg_target_long arg); static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, unsigned vecl, @@ -122,6 +124,11 @@ static inline bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece, { g_assert_not_reached(); } +static inline bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece, + TCGReg dst, TCGReg base, intptr_t offset) +{ + g_assert_not_reached(); +} static inline void tcg_out_dupi_vec(TCGContext *s, TCGType type, TCGReg dst, tcg_target_long arg) { @@ -3422,6 +3429,7 @@ static void tcg_reg_alloc_dup(TCGContext *s, const TCGOp *op) TCGRegSet dup_out_regs, dup_in_regs; TCGTemp *its, *ots; TCGType itype, vtype; + intptr_t endian_fixup; unsigned vece; bool ok; @@ -3491,7 +3499,16 @@ static void tcg_reg_alloc_dup(TCGContext *s, const TCGOp *op) /* fall through */ case TEMP_VAL_MEM: - /* TODO: dup from memory */ +#ifdef HOST_WORDS_BIGENDIAN + endian_fixup = itype == TCG_TYPE_I32 ? 4 : 8; + endian_fixup -= 1 << vece; +#else + endian_fixup = 0; +#endif + if (tcg_out_dupm_vec(s, vtype, vece, ots->reg, its->mem_base->reg, + its->mem_offset + endian_fixup)) { + goto done; + } tcg_out_ld(s, itype, ots->reg, its->mem_base->reg, its->mem_offset); break; |