diff options
Diffstat (limited to 'scripts/coccinelle/cpu-reset.cocci')
| -rw-r--r-- | scripts/coccinelle/cpu-reset.cocci | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/scripts/coccinelle/cpu-reset.cocci b/scripts/coccinelle/cpu-reset.cocci new file mode 100644 index 0000000..396a724 --- /dev/null +++ b/scripts/coccinelle/cpu-reset.cocci @@ -0,0 +1,47 @@ +// Convert targets using the old CPUState reset to DeviceState reset +// +// Copyright Linaro Ltd 2020 +// This work is licensed under the terms of the GNU GPLv2 or later. +// +// spatch --macro-file scripts/cocci-macro-file.h \ +// --sp-file scripts/coccinelle/cpu-reset.cocci \ +// --keep-comments --smpl-spacing --in-place --include-headers --dir target +// +// For simplicity we assume some things about the code we're modifying +// that happen to be true for all our targets: +// * all cpu_class_set_parent_reset() callsites have a 'DeviceClass *dc' local +// * the parent reset field in the target CPU class is 'parent_reset' +// * no reset function already has a 'dev' local + +@@ +identifier cpu, x; +typedef CPUState; +@@ +struct x { +... +- void (*parent_reset)(CPUState *cpu); ++ DeviceReset parent_reset; +... +}; +@ rule1 @ +identifier resetfn; +expression resetfield; +identifier cc; +@@ +- cpu_class_set_parent_reset(cc, resetfn, resetfield) ++ device_class_set_parent_reset(dc, resetfn, resetfield) +@@ +identifier rule1.resetfn; +identifier cpu, cc; +typedef CPUState, DeviceState; +@@ +-resetfn(CPUState *cpu) +-{ ++resetfn(DeviceState *dev) ++{ ++ CPUState *cpu = CPU(dev); +<... +- cc->parent_reset(cpu); ++ cc->parent_reset(dev); +...> +} |