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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-04-05 21:39:54 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-04-23 08:46:45 +0100 |
| commit | 767c250310ee0494d37bf7514d24973dd50e38ea (patch) | |
| tree | d9058dbb599095acdca3d67288041bf7873e2a16 /tcg/arm | |
| parent | b3dfd5fc181433bd43e2163b1a94b11a548edfba (diff) | |
| download | qemu-767c250310ee0494d37bf7514d24973dd50e38ea.zip qemu-767c250310ee0494d37bf7514d24973dd50e38ea.tar.gz qemu-767c250310ee0494d37bf7514d24973dd50e38ea.tar.bz2 | |
tcg: Introduce tcg_out_xchg
We will want a backend interface for register swapping.
This is only properly defined for x86; all others get a
stub version that always indicates failure.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg/arm')
| -rw-r--r-- | tcg/arm/tcg-target.c.inc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index ec65cb5..8d769ca 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -2607,6 +2607,11 @@ static void tcg_out_movi(TCGContext *s, TCGType type, tcg_out_movi32(s, COND_AL, ret, arg); } +static bool tcg_out_xchg(TCGContext *s, TCGType type, TCGReg r1, TCGReg r2) +{ + return false; +} + static void tcg_out_addi_ptr(TCGContext *s, TCGReg rd, TCGReg rs, tcg_target_long imm) { |