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unicorn/qemu/target/arm
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Peter Maydell a976d7642a
target/arm: Implement M-profile lazy FP state preservation 
The M-profile architecture floating point system supports
lazy FP state preservation, where FP registers are not
pushed to the stack when an exception occurs but are instead
only saved if and when the first FP instruction in the exception
handler is executed. Implement this in QEMU, corresponding
to the check of LSPACT in the pseudocode ExecuteFPCheck().

Backports commit e33cf0f8d8c9998a7616684f9d6aa0d181b88803 from qemu
2019-04-30 11:21:50 -04:00
..
arm-powerctl.c arm: Clarify the logic of set_pc() 2019-02-03 17:55:30 -05:00
arm-powerctl.h ARM: Factor out ARM on/off PSCI control functions 2018-03-01 23:31:47 -05:00
arm_ldst.h Fix Thumb-1 BE32 execution and disassembly. 2018-03-02 00:20:11 -05:00
cpu-qom.h target/arm: Add "-cpu max" support 2018-03-12 10:11:49 -04:00
cpu.c target/arm: Overlap VECSTRIDE and XSCALE_CPAR TB flags 2019-04-30 10:45:14 -04:00
cpu.h target/arm: Implement M-profile lazy FP state preservation 2019-04-30 11:21:50 -04:00
cpu64.c target/arm/translate: Synchronize with Qemu 2019-04-27 10:13:01 -04:00
crypto_helper.c target/arm/cpu and crypto_helper: Correct bad merge and adjust to qemu code style 2018-03-12 11:57:24 -04:00
helper-a64.c target/arm: Handle AArch32 CRC instructions 2019-04-27 10:50:25 -04:00
helper-a64.h target/arm: Split helper_msr_i_pstate into 3 2019-03-05 22:45:11 -05:00
helper-sve.h target/arm: Rewrite vector gather first-fault loads 2018-10-08 14:15:15 -04:00
helper.c target/arm: Implement M-profile lazy FP state preservation 2019-04-30 11:21:50 -04:00
helper.h target/arm: Implement M-profile lazy FP state preservation 2019-04-30 11:21:50 -04:00
internals.h target/arm: Split helper_msr_i_pstate into 3 2019-03-05 22:45:11 -05:00
iwmmxt_helper.c target/arm: Untabify iwmmxt_helper.c 2018-08-25 04:33:44 -04:00
kvm-consts.h arm: better stub version for MISMATCH_CHECK 2018-03-02 00:13:45 -05:00
Makefile.objs target/arm: Split out vfp_helper.c 2019-02-22 18:48:44 -05:00
neon_helper.c target/arm: Split out FPSCR.QC to a vector field 2019-02-15 18:04:13 -05:00
op_addsub.h Move target-* CPU file into a target/ folder 2018-03-01 22:50:58 -05:00
op_helper.c target/arm: Add set/clear_pstate_bits, share gen_ss_advance 2019-03-05 22:55:22 -05:00
pauth_helper.c target/arm: Implement pauth_computepac 2019-01-22 16:35:07 -05:00
psci.c fix WFI/WFE length in syndrome register 2018-03-05 11:21:51 -05:00
sve.decode target/arm: Sychronize with qemu 2019-04-18 04:49:11 -04:00
sve_helper.c target/arm: Sychronize with qemu 2019-04-18 04:49:11 -04:00
translate-a64.c exec: Backport tb_cflags accessor 2019-04-22 06:12:59 -04:00
translate-a64.h arm: Take DisasContext as a parameter instead of TCGContext where applicable 2018-10-06 04:17:12 -04:00
translate-sve.c target/arm: Check access permission to ADDVL/ADDPL/RDVL 2019-03-19 05:42:59 -04:00
translate.c target/arm: Implement M-profile lazy FP state preservation 2019-04-30 11:21:50 -04:00
translate.h target/arm: Implement M-profile lazy FP state preservation 2019-04-30 11:21:50 -04:00
unicorn.h Move target-* CPU file into a target/ folder 2018-03-01 22:50:58 -05:00
unicorn_aarch64.c unicorn_aarch64: Use aa64_vfp_qreg instead of aa32_vfp_dreg 2018-09-03 07:47:40 +01:00
unicorn_arm.c unicorn_arm: Treat registers as unsigned values in casts 2019-04-26 08:48:31 -04:00
vec_helper.c target/arm: Add helpers for FMLAL 2019-02-28 15:31:48 -05:00
vfp_helper.c target/arm: Make sure M-profile FPSCR RES0 bits are not settable 2019-04-30 10:12:17 -04:00