[PATCH 09/22] tcg/riscv: Convert to tcg-target-constr.h

[Richard Henderson]

Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
 tcg/riscv/tcg-target-constr.h | 24 +++++++++++++++++++++
 tcg/riscv/tcg-target.h        |  1 +
 tcg/riscv/tcg-target.c.inc    | 39 -----------------------------------
 3 files changed, 25 insertions(+), 39 deletions(-)
 create mode 100644 tcg/riscv/tcg-target-constr.h

diff --git a/tcg/riscv/tcg-target-constr.h b/tcg/riscv/tcg-target-constr.h
new file mode 100644
index 0000000000..5daf2e6a5b
--- /dev/null
+++ b/tcg/riscv/tcg-target-constr.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * RISC-V target-specific operand constaints.
+ * Copyright (c) 2020 Linaro
+ */
+
+#define ALL_GENERAL_REGS  0xffffffffu
+
+#ifdef CONFIG_SOFTMMU
+#define ALL_QLDST_REGS \
+    (ALL_GENERAL_REGS & ~((1 << TCG_REG_A0) | (1 << TCG_REG_A1) | \
+                          (1 << TCG_REG_A2) | (1 << TCG_REG_A3) | \
+                          (1 << TCG_REG_A5)))
+#else
+#define ALL_QLDST_REGS   ALL_GENERAL_REGS
+#endif
+
+REGS('r', ALL_GENERAL_REGS)
+REGS('L', ALL_QLDST_REGS)
+
+CONST('I', TCG_CT_CONST_S12)
+CONST('N', TCG_CT_CONST_N12)
+CONST('M', TCG_CT_CONST_M12)
+CONST('Z', TCG_CT_CONST_ZERO)
diff --git a/tcg/riscv/tcg-target.h b/tcg/riscv/tcg-target.h
index 032439d806..ff8ff43a46 100644
--- a/tcg/riscv/tcg-target.h
+++ b/tcg/riscv/tcg-target.h
@@ -175,5 +175,6 @@ void tb_target_set_jmp_target(uintptr_t, uintptr_t, 
uintptr_t);
 #define TCG_TARGET_NEED_POOL_LABELS
 
 #define TCG_TARGET_HAS_MEMORY_BSWAP 0
+#define TCG_TARGET_CONSTR_H
 
 #endif
diff --git a/tcg/riscv/tcg-target.c.inc b/tcg/riscv/tcg-target.c.inc
index d536f3ccc1..33047c1951 100644
--- a/tcg/riscv/tcg-target.c.inc
+++ b/tcg/riscv/tcg-target.c.inc
@@ -131,45 +131,6 @@ static inline tcg_target_long sextreg(tcg_target_long val, 
int pos, int len)
     }
 }
 
-/* parse target specific constraints */
-static const char *target_parse_constraint(TCGArgConstraint *ct,
-                                           const char *ct_str, TCGType type)
-{
-    switch (*ct_str++) {
-    case 'r':
-        ct->regs = 0xffffffff;
-        break;
-    case 'L':
-        /* qemu_ld/qemu_st constraint */
-        ct->regs = 0xffffffff;
-        /* qemu_ld/qemu_st uses TCG_REG_TMP0 */
-#if defined(CONFIG_SOFTMMU)
-        tcg_regset_reset_reg(ct->regs, tcg_target_call_iarg_regs[0]);
-        tcg_regset_reset_reg(ct->regs, tcg_target_call_iarg_regs[1]);
-        tcg_regset_reset_reg(ct->regs, tcg_target_call_iarg_regs[2]);
-        tcg_regset_reset_reg(ct->regs, tcg_target_call_iarg_regs[3]);
-        tcg_regset_reset_reg(ct->regs, tcg_target_call_iarg_regs[4]);
-#endif
-        break;
-    case 'I':
-        ct->ct |= TCG_CT_CONST_S12;
-        break;
-    case 'N':
-        ct->ct |= TCG_CT_CONST_N12;
-        break;
-    case 'M':
-        ct->ct |= TCG_CT_CONST_M12;
-        break;
-    case 'Z':
-        /* we can use a zero immediate as a zero register argument. */
-        ct->ct |= TCG_CT_CONST_ZERO;
-        break;
-    default:
-        return NULL;
-    }
-    return ct_str;
-}
-
 /* test if a constant matches the constraint */
 static int tcg_target_const_match(tcg_target_long val, TCGType type,
                                   const TCGArgConstraint *arg_ct)
-- 
2.25.1