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| author | Aurelien Jarno <aurelien@aurel32.net> | 2012-10-09 21:53:55 +0200 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2012-10-17 01:26:42 +0200 |
| commit | b90cf716928d7934f4c1392f9097247a84b295d2 (patch) | |
| tree | 12d50635d6df5c2806749dc0c5c6782764e0a2e3 /tcg/ia64/tcg-target.c | |
| parent | da897bf5ae2d0276dcabe941ba3a402aa718b740 (diff) | |
| download | qemu-b90cf716928d7934f4c1392f9097247a84b295d2.zip | |
tcg/ia64: implement movcond_i32/64
Implement movcond_i32/64 on ia64 hosts. It is not possible to have
immediate compare arguments without adding a new bundle, but it is
possible to have 22-bit immediate value arguments.
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'tcg/ia64/tcg-target.c')
| -rw-r--r-- | tcg/ia64/tcg-target.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/tcg/ia64/tcg-target.c b/tcg/ia64/tcg-target.c index 4cba344bdc..d4d350fe36 100644 --- a/tcg/ia64/tcg-target.c +++ b/tcg/ia64/tcg-target.c @@ -1404,6 +1404,34 @@ static inline void tcg_out_setcond(TCGContext *s, TCGCond cond, TCGArg ret, tcg_opc_a5(TCG_REG_P7, OPC_ADDL_A5, ret, 0, TCG_REG_R0)); } +static inline void tcg_out_movcond(TCGContext *s, TCGCond cond, TCGArg ret, + TCGArg c1, TCGArg c2, + TCGArg v1, int const_v1, + TCGArg v2, int const_v2, int cmp4) +{ + uint64_t opc1, opc2; + + if (const_v1) { + opc1 = tcg_opc_a5(TCG_REG_P6, OPC_ADDL_A5, ret, v1, TCG_REG_R0); + } else if (ret == v1) { + opc1 = tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0); + } else { + opc1 = tcg_opc_a4(TCG_REG_P6, OPC_ADDS_A4, ret, 0, v1); + } + if (const_v2) { + opc2 = tcg_opc_a5(TCG_REG_P7, OPC_ADDL_A5, ret, v2, TCG_REG_R0); + } else if (ret == v2) { + opc2 = tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0); + } else { + opc2 = tcg_opc_a4(TCG_REG_P7, OPC_ADDS_A4, ret, 0, v2); + } + + tcg_out_bundle(s, MmI, + tcg_opc_cmp_a(TCG_REG_P0, cond, c1, c2, cmp4), + opc1, + opc2); +} + #if defined(CONFIG_SOFTMMU) #include "../../softmmu_defs.h" @@ -2106,6 +2134,14 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, case INDEX_op_setcond_i64: tcg_out_setcond(s, args[3], args[0], args[1], args[2], 0); break; + case INDEX_op_movcond_i32: + tcg_out_movcond(s, args[5], args[0], args[1], args[2], + args[3], const_args[3], args[4], const_args[4], 1); + break; + case INDEX_op_movcond_i64: + tcg_out_movcond(s, args[5], args[0], args[1], args[2], + args[3], const_args[3], args[4], const_args[4], 0); + break; case INDEX_op_qemu_ld8u: tcg_out_qemu_ld(s, args, 0); @@ -2196,6 +2232,7 @@ static const TCGTargetOpDef ia64_op_defs[] = { { INDEX_op_brcond_i32, { "rI", "rI" } }, { INDEX_op_setcond_i32, { "r", "rZ", "rZ" } }, + { INDEX_op_movcond_i32, { "r", "rZ", "rZ", "rI", "rI" } }, { INDEX_op_mov_i64, { "r", "r" } }, { INDEX_op_movi_i64, { "r" } }, @@ -2245,6 +2282,7 @@ static const TCGTargetOpDef ia64_op_defs[] = { { INDEX_op_brcond_i64, { "rI", "rI" } }, { INDEX_op_setcond_i64, { "r", "rZ", "rZ" } }, + { INDEX_op_movcond_i64, { "r", "rZ", "rZ", "rI", "rI" } }, { INDEX_op_qemu_ld8u, { "r", "r" } }, { INDEX_op_qemu_ld8s, { "r", "r" } }, |