notwa/lips
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be more strict with immediate sizes

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this will be made up for by pseudo-instructions in due time.
This commit is contained in:
Connor Olding 2015-11-24 16:25:05 -08:00
parent 338685d5bc
commit 89fcdd825d
1 changed files with 17 additions and 17 deletions
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34
lips.lua
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@ -113,8 +113,8 @@ local instructions = {
r: relative constant or label (uses lower halfword)
i: immediate (must fit in a halfword)
I: constant or label for index (long jump)
j: immediate (uses lower halfword)
J: immediate (uses upper halfword)
j: (unused) immediate (uses lower halfword)
J: (unused) immediate (uses upper halfword)
k: immediate to negate (must fit in a halfword)
output format guide:
@ -177,15 +177,15 @@ local instructions = {
MFHI = {0, 'd', '00d0C', 16},
MFLO = {0, 'd', '00d0C', 18},
ADDI = { 8, 'tsj', 'sti'},
ADDIU = { 9, 'tsj', 'sti'},
ANDI = {12, 'tsj', 'sti'},
DADDI = {24, 'tsj', 'sti'},
DADDIU = {25, 'tsj', 'sti'},
ORI = {13, 'tsj', 'sti'},
SLTI = {10, 'tsj', 'sti'},
SLTIU = {11, 'tsj', 'sti'},
XORI = {14, 'tsj', 'sti'},
ADDI = { 8, 'tsi', 'sti'},
ADDIU = { 9, 'tsi', 'sti'},
ANDI = {12, 'tsi', 'sti'},
DADDI = {24, 'tsi', 'sti'},
DADDIU = {25, 'tsi', 'sti'},
ORI = {13, 'tsi', 'sti'},
SLTI = {10, 'tsi', 'sti'},
SLTIU = {11, 'tsi', 'sti'},
XORI = {14, 'tsi', 'sti'},
ADD = {0, 'dst', 'std0C', 32},
ADDU = {0, 'dst', 'std0C', 33},
@ -342,12 +342,12 @@ local instructions = {
TRUNC_L_S={17, 'DS', 'F0SDC', 9, fmt_single},
TRUNC_W_D={17, 'DS', 'F0SDC', 13, fmt_double},
TEQI = {1, 'sj', 'sCi', 12},
TGEI = {1, 'sj', 'sCi', 8},
TGEIU = {1, 'sj', 'sCi', 9},
TLTI = {1, 'sj', 'sCi', 10},
TLTIU = {1, 'sj', 'sCi', 11},
TNEI = {1, 'sj', 'sCi', 14},
TEQI = {1, 'si', 'sCi', 12},
TGEI = {1, 'si', 'sCi', 8},
TGEIU = {1, 'si', 'sCi', 9},
TLTI = {1, 'si', 'sCi', 10},
TLTIU = {1, 'si', 'sCi', 11},
TNEI = {1, 'si', 'sCi', 14},
CACHE = {},
ERET = {},