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target-or32: Add float instruction helpers

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Add OpenRISC float instruction helpers.

Signed-off-by: Jia Liu <proljc@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Jia Liu 2012-07-20 15:50:44 +08:00 • committed by Blue Swirl
parent e54a5aff13
commit 5b5695073b
3 changed files with 335 additions and 1 deletions
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33
target-openrisc/helper.h
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@ -22,6 +22,39 @@
/* exception */
DEF_HELPER_FLAGS_2(exception, 0, void, env, i32)
/* float */
DEF_HELPER_FLAGS_2(itofd, 0, i64, env, i64)
DEF_HELPER_FLAGS_2(itofs, 0, i32, env, i32)
DEF_HELPER_FLAGS_2(ftoid, 0, i64, env, i64)
DEF_HELPER_FLAGS_2(ftois, 0, i32, env, i32)
#define FOP_MADD(op) \
DEF_HELPER_FLAGS_3(float_ ## op ## _s, 0, i32, env, i32, i32) \
DEF_HELPER_FLAGS_3(float_ ## op ## _d, 0, i64, env, i64, i64)
FOP_MADD(muladd)
#undef FOP_MADD
#define FOP_CALC(op) \
DEF_HELPER_FLAGS_3(float_ ## op ## _s, 0, i32, env, i32, i32) \
DEF_HELPER_FLAGS_3(float_ ## op ## _d, 0, i64, env, i64, i64)
FOP_CALC(add)
FOP_CALC(sub)
FOP_CALC(mul)
FOP_CALC(div)
FOP_CALC(rem)
#undef FOP_CALC
#define FOP_CMP(op) \
DEF_HELPER_FLAGS_3(float_ ## op ## _s, 0, i32, env, i32, i32) \
DEF_HELPER_FLAGS_3(float_ ## op ## _d, 0, i64, env, i64, i64)
FOP_CMP(eq)
FOP_CMP(lt)
FOP_CMP(le)
FOP_CMP(ne)
FOP_CMP(gt)
FOP_CMP(ge)
#undef FOP_CMP
/* int */
DEF_HELPER_FLAGS_1(ff1, 0, tl, tl)
DEF_HELPER_FLAGS_1(fl1, 0, tl, tl)