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| author | Richard Henderson <rth@twiddle.net> | 2010-04-07 15:42:26 -0700 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2010-04-27 05:50:41 +0200 |
| commit | 6910b8f66a9ad0c2c2052b4be884e11b76049718 (patch) | |
| tree | 41ac594d78564a239e81f0b3b4b7a00a49525ec0 /target-alpha/cpu.h | |
| parent | 8aa3fa2038d9d0a7d69acdac505d990acc5eafc8 (diff) | |
| download | qemu-6910b8f66a9ad0c2c2052b4be884e11b76049718.tar.gz | |
target-alpha: Fix load-locked/store-conditional.
Use an exception plus start_exclusive to implement the compare-and-swap.
This follows the example set by the MIPS and PPC ports.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-alpha/cpu.h')
| -rw-r--r-- | target-alpha/cpu.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/target-alpha/cpu.h b/target-alpha/cpu.h index c3979300f1..817504b02b 100644 --- a/target-alpha/cpu.h +++ b/target-alpha/cpu.h @@ -355,11 +355,13 @@ struct CPUAlphaState { uint64_t ir[31]; float64 fir[31]; uint64_t pc; - uint64_t lock; uint32_t pcc[2]; uint64_t ipr[IPR_LAST]; uint64_t ps; uint64_t unique; + uint64_t lock_addr; + uint64_t lock_st_addr; + uint64_t lock_value; float_status fp_status; /* The following fields make up the FPCR, but in FP_STATUS format. */ uint8_t fpcr_exc_status; @@ -440,6 +442,8 @@ enum { /* Pseudo exception for console */ EXCP_CONSOLE_DISPATCH = 0x4001, EXCP_CONSOLE_FIXUP = 0x4002, + EXCP_STL_C = 0x4003, + EXCP_STQ_C = 0x4004, }; /* Arithmetic exception */ |