diff mbox series

[06/22] tcg/ppc: Convert to tcg-target-constr.h

Message ID 20201223060204.576856-7-richard.henderson@linaro.org
State New
Headers show
Series tcg: backend constraints cleanup | expand

Commit Message

Richard Henderson Dec. 23, 2020, 6:01 a.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 tcg/ppc/tcg-target-constr.h | 37 +++++++++++++++++++++++
 tcg/ppc/tcg-target.h        |  1 +
 tcg/ppc/tcg-target.c.inc    | 58 -------------------------------------
 3 files changed, 38 insertions(+), 58 deletions(-)
 create mode 100644 tcg/ppc/tcg-target-constr.h

-- 
2.25.1
diff mbox series

Patch

diff --git a/tcg/ppc/tcg-target-constr.h b/tcg/ppc/tcg-target-constr.h
new file mode 100644
index 0000000000..b4937f37f7
--- /dev/null
+++ b/tcg/ppc/tcg-target-constr.h
@@ -0,0 +1,37 @@ 
+/* SPDX-License-Identifier: MIT */
+/*
+ * PowerPC target-specific operand constaints.
+ * Copyright (c) 2020 Linaro
+ */
+
+#define ALL_GENERAL_REGS  0xffffffffu
+#define ALL_VECTOR_REGS   0xffffffff00000000ull
+
+#ifdef CONFIG_SOFTMMU
+#define ALL_QLOAD_REGS \
+    (ALL_GENERAL_REGS & \
+     ~((1 << TCG_REG_R3) | (1 << TCG_REG_R4) | (1 << TCG_REG_R5)))
+#define ALL_QSTORE_REGS \
+    (ALL_GENERAL_REGS & ~((1 << TCG_REG_R3) | (1 << TCG_REG_R4) | \
+                          (1 << TCG_REG_R5) | (1 << TCG_REG_R6)))
+#else
+#define ALL_QLOAD_REGS  (ALL_GENERAL_REGS & ~(1 << TCG_REG_R3))
+#define ALL_QSTORE_REGS ALL_QLOAD_REGS
+#endif
+
+REGS('r', ALL_GENERAL_REGS)
+REGS('v', ALL_VECTOR_REGS)
+REGS('A', 1u << TCG_REG_R3)
+REGS('B', 1u << TCG_REG_R4)
+REGS('C', 1u << TCG_REG_R5)
+REGS('D', 1u << TCG_REG_R6)
+REGS('L', ALL_QLOAD_REGS)
+REGS('S', ALL_QSTORE_REGS)
+
+CONST('I', TCG_CT_CONST_S16)
+CONST('J', TCG_CT_CONST_U16)
+CONST('M', TCG_CT_CONST_MONE)
+CONST('T', TCG_CT_CONST_S32)
+CONST('U', TCG_CT_CONST_U32)
+CONST('W', TCG_CT_CONST_WSZ)
+CONST('Z', TCG_CT_CONST_ZERO)
diff --git a/tcg/ppc/tcg-target.h b/tcg/ppc/tcg-target.h
index be10363956..78d3470f3c 100644
--- a/tcg/ppc/tcg-target.h
+++ b/tcg/ppc/tcg-target.h
@@ -185,5 +185,6 @@  void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t);
 #define TCG_TARGET_NEED_LDST_LABELS
 #endif
 #define TCG_TARGET_NEED_POOL_LABELS
+#define TCG_TARGET_CONSTR_H
 
 #endif
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index 18ee989f95..c97f95f3cf 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -218,64 +218,6 @@  static bool reloc_pc14(tcg_insn_unit *pc, tcg_insn_unit *target)
     return false;
 }
 
-/* parse target specific constraints */
-static const char *target_parse_constraint(TCGArgConstraint *ct,
-                                           const char *ct_str, TCGType type)
-{
-    switch (*ct_str++) {
-    case 'A': case 'B': case 'C': case 'D':
-        tcg_regset_set_reg(ct->regs, 3 + ct_str[0] - 'A');
-        break;
-    case 'r':
-        ct->regs = 0xffffffff;
-        break;
-    case 'v':
-        ct->regs = 0xffffffff00000000ull;
-        break;
-    case 'L':                   /* qemu_ld constraint */
-        ct->regs = 0xffffffff;
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R3);
-#ifdef CONFIG_SOFTMMU
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R4);
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R5);
-#endif
-        break;
-    case 'S':                   /* qemu_st constraint */
-        ct->regs = 0xffffffff;
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R3);
-#ifdef CONFIG_SOFTMMU
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R4);
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R5);
-        tcg_regset_reset_reg(ct->regs, TCG_REG_R6);
-#endif
-        break;
-    case 'I':
-        ct->ct |= TCG_CT_CONST_S16;
-        break;
-    case 'J':
-        ct->ct |= TCG_CT_CONST_U16;
-        break;
-    case 'M':
-        ct->ct |= TCG_CT_CONST_MONE;
-        break;
-    case 'T':
-        ct->ct |= TCG_CT_CONST_S32;
-        break;
-    case 'U':
-        ct->ct |= TCG_CT_CONST_U32;
-        break;
-    case 'W':
-        ct->ct |= TCG_CT_CONST_WSZ;
-        break;
-    case 'Z':
-        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)