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chore: misc improvements

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This commit is contained in:
Rekai Nyangadzayi Musuka
2022-04-21 10:15:52 -03:00
parent 75ba9a4bf9
commit 9cce4d9859
12 changed files with 83 additions and 105 deletions
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4
src/cpu/arm/psr_transfer.zig
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@@ -17,7 +17,7 @@ pub fn psrTransfer(comptime I: bool, comptime R: bool, comptime kind: u2) InstrF
// MRS
const rd = opcode >> 12 & 0xF;
if (R and !cpu.hasSPSR()) log.warn("Tried to read SPSR from User/System Mode", .{});
if (R and !cpu.hasSPSR()) log.err("Tried to read SPSR from User/System Mode", .{});
cpu.r[rd] = if (R) cpu.spsr.raw else cpu.cpsr.raw;
},
0b10 => {
@@ -26,7 +26,7 @@ pub fn psrTransfer(comptime I: bool, comptime R: bool, comptime kind: u2) InstrF
const rm_idx = opcode & 0xF;
const right = if (I) rotr(u32, opcode & 0xFF, (opcode >> 8 & 0xF) << 1) else cpu.r[rm_idx];
if (R and !cpu.hasSPSR()) log.warn("Tried to write to SPSR in User/System Mode", .{});
if (R and !cpu.hasSPSR()) log.err("Tried to write to SPSR in User/System Mode", .{});
if (R) {
if (cpu.isPrivileged()) cpu.spsr.raw = fieldMask(&cpu.spsr, field_mask, right);