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tcg-ops.h: add a subfi wrapper

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Add a subfi (subtract from immediate) wrapper, useful for the PPC target.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5599 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-11-02 08:23:04 +00:00
parent 6359706f93
commit 0045734ab7
1 changed files with 16 additions and 0 deletions
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16
tcg/tcg-op.h
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@ -377,6 +377,13 @@ static inline void tcg_gen_sub_i32(TCGv ret, TCGv arg1, TCGv arg2)
tcg_gen_op3(INDEX_op_sub_i32, ret, arg1, arg2);
}
static inline void tcg_gen_subfi_i32(TCGv ret, int32_t arg1, TCGv arg2)
{
TCGv t0 = tcg_const_i32(arg1);
tcg_gen_sub_i32(ret, t0, arg2);
tcg_temp_free(t0);
}
static inline void tcg_gen_subi_i32(TCGv ret, TCGv arg1, int32_t arg2)
{
/* some cases can be optimized here */
@ -1063,6 +1070,13 @@ static inline void tcg_gen_muli_i64(TCGv ret, TCGv arg1, int64_t arg2)
tcg_temp_free(t0);
}
static inline void tcg_gen_subfi_i64(TCGv ret, int64_t arg1, TCGv arg2)
{
TCGv t0 = tcg_const_i64(arg1);
tcg_gen_sub_i64(ret, t0, arg2);
tcg_temp_free(t0);
}
static inline void tcg_gen_subi_i64(TCGv ret, TCGv arg1, int64_t arg2)
{
/* some cases can be optimized here */
@ -1725,6 +1739,7 @@ static inline void tcg_gen_qemu_st64(TCGv arg, TCGv addr, int mem_index)
#define tcg_gen_addi_tl tcg_gen_addi_i64
#define tcg_gen_sub_tl tcg_gen_sub_i64
#define tcg_gen_neg_tl tcg_gen_neg_i64
#define tcg_gen_subfi_tl tcg_gen_subi_i64
#define tcg_gen_subi_tl tcg_gen_subi_i64
#define tcg_gen_and_tl tcg_gen_and_i64
#define tcg_gen_andi_tl tcg_gen_andi_i64
@ -1783,6 +1798,7 @@ static inline void tcg_gen_qemu_st64(TCGv arg, TCGv addr, int mem_index)
#define tcg_gen_addi_tl tcg_gen_addi_i32
#define tcg_gen_sub_tl tcg_gen_sub_i32
#define tcg_gen_neg_tl tcg_gen_neg_i32
#define tcg_gen_subfi_tl tcg_gen_subfi_i32
#define tcg_gen_subi_tl tcg_gen_subi_i32
#define tcg_gen_and_tl tcg_gen_and_i32
#define tcg_gen_andi_tl tcg_gen_andi_i32