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tcg: Add opcode for ctpop

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The number of actual invocations of ctpop itself does not warrent
an opcode, but it is very helpful for POWER7 to use in generating
an expansion for ctz.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2016-11-21 11:13:39 +01:00
parent 3946c6aa3d
commit a768e4e992
16 changed files with 79 additions and 0 deletions
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1
tcg/arm/tcg-target.h
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@ -112,6 +112,7 @@ extern bool use_idiv_instructions;
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 use_armv5t_instructions
#define TCG_TARGET_HAS_ctz_i32 use_armv7_instructions
#define TCG_TARGET_HAS_ctpop_i32 0
#define TCG_TARGET_HAS_deposit_i32 use_armv7_instructions
#define TCG_TARGET_HAS_extract_i32 use_armv7_instructions
#define TCG_TARGET_HAS_sextract_i32 use_armv7_instructions