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target/arm: Move constant expanders to translate.h

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Some of the constant expanders defined in translate.c are generically
useful and will be used by the separate C files for VFP and Neon once
they are created; move the expander definitions to translate.h.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210430132740.10391-2-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2021-04-30 14:27:28 +01:00
parent eb849d8fd5
commit b5aa664679
2 changed files with 24 additions and 24 deletions
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24
target/arm/translate.c
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@ -109,30 +109,6 @@ static void arm_gen_condlabel(DisasContext *s)
}
}
/*
* Constant expanders for the decoders.
*/
static int negate(DisasContext *s, int x)
{
return -x;
}
static int plus_2(DisasContext *s, int x)
{
return x + 2;
}
static int times_2(DisasContext *s, int x)
{
return x * 2;
}
static int times_4(DisasContext *s, int x)
{
return x * 4;
}
/* Flags for the disas_set_da_iss info argument:
* lower bits hold the Rt register number, higher bits are flags.
*/

24
target/arm/translate.h
View File

@ -118,6 +118,30 @@ extern TCGv_i32 cpu_NF, cpu_ZF, cpu_CF, cpu_VF;
extern TCGv_i64 cpu_exclusive_addr;
extern TCGv_i64 cpu_exclusive_val;
/*
* Constant expanders for the decoders.
*/
static inline int negate(DisasContext *s, int x)
{
return -x;
}
static inline int plus_2(DisasContext *s, int x)
{
return x + 2;
}
static inline int times_2(DisasContext *s, int x)
{
return x * 2;
}
static inline int times_4(DisasContext *s, int x)
{
return x * 4;
}
static inline int arm_dc_feature(DisasContext *dc, int feature)
{
return (dc->features & (1ULL << feature)) != 0;