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[SystemZ] Add LOAD AND TEST instructions 

Just the definitions and MC support.  The next patch uses them for codegen.

llvm-svn: 187719
This commit is contained in:
Richard Sandiford 2013-08-05 11:00:53 +00:00
parent bdbb8af7e6
commit c62c64a038
4 changed files with 259 additions and 0 deletions
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13
llvm/lib/Target/SystemZ/SystemZInstrInfo.td
View File

@ -223,6 +223,10 @@ let neverHasSideEffects = 1 in {
def LR : UnaryRR <"l", 0x18, null_frag, GR32, GR32>;
def LGR : UnaryRRE<"lg", 0xB904, null_frag, GR64, GR64>;
}
let Defs = [CC], CCValues = 0xE, CCHasZero = 1, CCHasOrder = 1 in {
def LTR : UnaryRR <"lt", 0x12, null_frag, GR32, GR32>;
def LTGR : UnaryRRE<"ltg", 0xB902, null_frag, GR64, GR64>;
}
// Move on condition.
let isCodeGenOnly = 1, Uses = [CC] in {
@ -265,6 +269,11 @@ let canFoldAsLoad = 1, SimpleBDXLoad = 1 in {
[(set GR128:$dst, (load bdxaddr20only128:$src))]>;
}
}
let Defs = [CC], CCValues = 0xE, CCHasZero = 1, CCHasOrder = 1 in {
def LT : UnaryRXY<"lt", 0xE312, load, GR32, 4>;
def LTG : UnaryRXY<"ltg", 0xE302, load, GR64, 8>;
}
let canFoldAsLoad = 1 in {
def LRL : UnaryRILPC<"lrl", 0xC4D, aligned_load, GR32>;
def LGRL : UnaryRILPC<"lgrl", 0xC48, aligned_load, GR64>;
@ -358,6 +367,8 @@ let neverHasSideEffects = 1 in {
def LGHR : UnaryRRE<"lgh", 0xB907, sext16, GR64, GR64>;
def LGFR : UnaryRRE<"lgf", 0xB914, sext32, GR64, GR32>;
}
let Defs = [CC], CCValues = 0xE, CCHasZero = 1, CCHasOrder = 1 in
def LTGFR : UnaryRRE<"ltgf", 0xB912, null_frag, GR64, GR64>;
// Match 32-to-64-bit sign extensions in which the source is already
// in a 64-bit register.
@ -375,6 +386,8 @@ def LGH : UnaryRXY<"lgh", 0xE315, sextloadi16, GR64, 2>;
def LGF : UnaryRXY<"lgf", 0xE314, sextloadi32, GR64, 4>;
def LGHRL : UnaryRILPC<"lghrl", 0xC44, aligned_sextloadi16, GR64>;
def LGFRL : UnaryRILPC<"lgfrl", 0xC4C, aligned_sextloadi32, GR64>;
let Defs = [CC], CCValues = 0xE, CCHasZero = 1, CCHasOrder = 1 in
def LTGF : UnaryRXY<"ltgf", 0xE332, sextloadi32, GR64, 4>;
// If the sign of a load-extend operation doesn't matter, use the signed ones.
// There's not really much to choose between the sign and zero extensions,

126
llvm/test/MC/Disassembler/SystemZ/insns.txt
View File

@ -3613,6 +3613,132 @@
# CHECK: l %r15, 0
0x58 0xf0 0x00 0x00
# CHECK: lt %r0, -524288
0xe3 0x00 0x00 0x00 0x80 0x12
# CHECK: lt %r0, -1
0xe3 0x00 0x0f 0xff 0xff 0x12
# CHECK: lt %r0, 0
0xe3 0x00 0x00 0x00 0x00 0x12
# CHECK: lt %r0, 1
0xe3 0x00 0x00 0x01 0x00 0x12
# CHECK: lt %r0, 524287
0xe3 0x00 0x0f 0xff 0x7f 0x12
# CHECK: lt %r0, 0(%r1)
0xe3 0x00 0x10 0x00 0x00 0x12
# CHECK: lt %r0, 0(%r15)
0xe3 0x00 0xf0 0x00 0x00 0x12
# CHECK: lt %r0, 524287(%r1,%r15)
0xe3 0x01 0xff 0xff 0x7f 0x12
# CHECK: lt %r0, 524287(%r15,%r1)
0xe3 0x0f 0x1f 0xff 0x7f 0x12
# CHECK: lt %r15, 0
0xe3 0xf0 0x00 0x00 0x00 0x12
# CHECK: ltg %r0, -524288
0xe3 0x00 0x00 0x00 0x80 0x02
# CHECK: ltg %r0, -1
0xe3 0x00 0x0f 0xff 0xff 0x02
# CHECK: ltg %r0, 0
0xe3 0x00 0x00 0x00 0x00 0x02
# CHECK: ltg %r0, 1
0xe3 0x00 0x00 0x01 0x00 0x02
# CHECK: ltg %r0, 524287
0xe3 0x00 0x0f 0xff 0x7f 0x02
# CHECK: ltg %r0, 0(%r1)
0xe3 0x00 0x10 0x00 0x00 0x02
# CHECK: ltg %r0, 0(%r15)
0xe3 0x00 0xf0 0x00 0x00 0x02
# CHECK: ltg %r0, 524287(%r1,%r15)
0xe3 0x01 0xff 0xff 0x7f 0x02
# CHECK: ltg %r0, 524287(%r15,%r1)
0xe3 0x0f 0x1f 0xff 0x7f 0x02
# CHECK: ltg %r15, 0
0xe3 0xf0 0x00 0x00 0x00 0x02
# CHECK: ltgf %r0, -524288
0xe3 0x00 0x00 0x00 0x80 0x32
# CHECK: ltgf %r0, -1
0xe3 0x00 0x0f 0xff 0xff 0x32
# CHECK: ltgf %r0, 0
0xe3 0x00 0x00 0x00 0x00 0x32
# CHECK: ltgf %r0, 1
0xe3 0x00 0x00 0x01 0x00 0x32
# CHECK: ltgf %r0, 524287
0xe3 0x00 0x0f 0xff 0x7f 0x32
# CHECK: ltgf %r0, 0(%r1)
0xe3 0x00 0x10 0x00 0x00 0x32
# CHECK: ltgf %r0, 0(%r15)
0xe3 0x00 0xf0 0x00 0x00 0x32
# CHECK: ltgf %r0, 524287(%r1,%r15)
0xe3 0x01 0xff 0xff 0x7f 0x32
# CHECK: ltgf %r0, 524287(%r15,%r1)
0xe3 0x0f 0x1f 0xff 0x7f 0x32
# CHECK: ltgf %r15, 0
0xe3 0xf0 0x00 0x00 0x00 0x32
# CHECK: ltgfr %r0, %r9
0xb9 0x12 0x00 0x09
# CHECK: ltgfr %r0, %r15
0xb9 0x12 0x00 0x0f
# CHECK: ltgfr %r15, %r0
0xb9 0x12 0x00 0xf0
# CHECK: ltgfr %r15, %r9
0xb9 0x12 0x00 0xf9
# CHECK: ltgr %r0, %r9
0xb9 0x02 0x00 0x09
# CHECK: ltgr %r0, %r15
0xb9 0x02 0x00 0x0f
# CHECK: ltgr %r15, %r0
0xb9 0x02 0x00 0xf0
# CHECK: ltgr %r15, %r9
0xb9 0x02 0x00 0xf9
# CHECK: ltr %r0, %r9
0x12 0x09
# CHECK: ltr %r0, %r15
0x12 0x0f
# CHECK: ltr %r15, %r0
0x12 0xf0
# CHECK: ltr %r15, %r9
0x12 0xf9
# CHECK: lxr %f0, %f8
0xb3 0x65 0x00 0x08

24
llvm/test/MC/SystemZ/insn-bad.s
View File

@ -1592,6 +1592,30 @@
lrvg %r0, -524289
lrvg %r0, 524288
#CHECK: error: invalid operand
#CHECK: lt %r0, -524289
#CHECK: error: invalid operand
#CHECK: lt %r0, 524288
lt %r0, -524289
lt %r0, 524288
#CHECK: error: invalid operand
#CHECK: ltg %r0, -524289
#CHECK: error: invalid operand
#CHECK: ltg %r0, 524288
ltg %r0, -524289
ltg %r0, 524288
#CHECK: error: invalid operand
#CHECK: ltgf %r0, -524289
#CHECK: error: invalid operand
#CHECK: ltgf %r0, 524288
ltgf %r0, -524289
ltgf %r0, 524288
#CHECK: error: invalid register pair
#CHECK: lxr %f0, %f2
#CHECK: error: invalid register pair

96
llvm/test/MC/SystemZ/insn-good.s
View File

@ -4806,6 +4806,102 @@
lrvr %r7,%r8
lrvr %r15,%r15
#CHECK: lt %r0, -524288 # encoding: [0xe3,0x00,0x00,0x00,0x80,0x12]
#CHECK: lt %r0, -1 # encoding: [0xe3,0x00,0x0f,0xff,0xff,0x12]
#CHECK: lt %r0, 0 # encoding: [0xe3,0x00,0x00,0x00,0x00,0x12]
#CHECK: lt %r0, 1 # encoding: [0xe3,0x00,0x00,0x01,0x00,0x12]
#CHECK: lt %r0, 524287 # encoding: [0xe3,0x00,0x0f,0xff,0x7f,0x12]
#CHECK: lt %r0, 0(%r1) # encoding: [0xe3,0x00,0x10,0x00,0x00,0x12]
#CHECK: lt %r0, 0(%r15) # encoding: [0xe3,0x00,0xf0,0x00,0x00,0x12]
#CHECK: lt %r0, 524287(%r1,%r15) # encoding: [0xe3,0x01,0xff,0xff,0x7f,0x12]
#CHECK: lt %r0, 524287(%r15,%r1) # encoding: [0xe3,0x0f,0x1f,0xff,0x7f,0x12]
#CHECK: lt %r15, 0 # encoding: [0xe3,0xf0,0x00,0x00,0x00,0x12]
lt %r0, -524288
lt %r0, -1
lt %r0, 0
lt %r0, 1
lt %r0, 524287
lt %r0, 0(%r1)
lt %r0, 0(%r15)
lt %r0, 524287(%r1,%r15)
lt %r0, 524287(%r15,%r1)
lt %r15, 0
#CHECK: ltg %r0, -524288 # encoding: [0xe3,0x00,0x00,0x00,0x80,0x02]
#CHECK: ltg %r0, -1 # encoding: [0xe3,0x00,0x0f,0xff,0xff,0x02]
#CHECK: ltg %r0, 0 # encoding: [0xe3,0x00,0x00,0x00,0x00,0x02]
#CHECK: ltg %r0, 1 # encoding: [0xe3,0x00,0x00,0x01,0x00,0x02]
#CHECK: ltg %r0, 524287 # encoding: [0xe3,0x00,0x0f,0xff,0x7f,0x02]
#CHECK: ltg %r0, 0(%r1) # encoding: [0xe3,0x00,0x10,0x00,0x00,0x02]
#CHECK: ltg %r0, 0(%r15) # encoding: [0xe3,0x00,0xf0,0x00,0x00,0x02]
#CHECK: ltg %r0, 524287(%r1,%r15) # encoding: [0xe3,0x01,0xff,0xff,0x7f,0x02]
#CHECK: ltg %r0, 524287(%r15,%r1) # encoding: [0xe3,0x0f,0x1f,0xff,0x7f,0x02]
#CHECK: ltg %r15, 0 # encoding: [0xe3,0xf0,0x00,0x00,0x00,0x02]
ltg %r0, -524288
ltg %r0, -1
ltg %r0, 0
ltg %r0, 1
ltg %r0, 524287
ltg %r0, 0(%r1)
ltg %r0, 0(%r15)
ltg %r0, 524287(%r1,%r15)
ltg %r0, 524287(%r15,%r1)
ltg %r15, 0
#CHECK: ltgf %r0, -524288 # encoding: [0xe3,0x00,0x00,0x00,0x80,0x32]
#CHECK: ltgf %r0, -1 # encoding: [0xe3,0x00,0x0f,0xff,0xff,0x32]
#CHECK: ltgf %r0, 0 # encoding: [0xe3,0x00,0x00,0x00,0x00,0x32]
#CHECK: ltgf %r0, 1 # encoding: [0xe3,0x00,0x00,0x01,0x00,0x32]
#CHECK: ltgf %r0, 524287 # encoding: [0xe3,0x00,0x0f,0xff,0x7f,0x32]
#CHECK: ltgf %r0, 0(%r1) # encoding: [0xe3,0x00,0x10,0x00,0x00,0x32]
#CHECK: ltgf %r0, 0(%r15) # encoding: [0xe3,0x00,0xf0,0x00,0x00,0x32]
#CHECK: ltgf %r0, 524287(%r1,%r15) # encoding: [0xe3,0x01,0xff,0xff,0x7f,0x32]
#CHECK: ltgf %r0, 524287(%r15,%r1) # encoding: [0xe3,0x0f,0x1f,0xff,0x7f,0x32]
#CHECK: ltgf %r15, 0 # encoding: [0xe3,0xf0,0x00,0x00,0x00,0x32]
ltgf %r0, -524288
ltgf %r0, -1
ltgf %r0, 0
ltgf %r0, 1
ltgf %r0, 524287
ltgf %r0, 0(%r1)
ltgf %r0, 0(%r15)
ltgf %r0, 524287(%r1,%r15)
ltgf %r0, 524287(%r15,%r1)
ltgf %r15, 0
#CHECK: ltgfr %r0, %r9 # encoding: [0xb9,0x12,0x00,0x09]
#CHECK: ltgfr %r0, %r15 # encoding: [0xb9,0x12,0x00,0x0f]
#CHECK: ltgfr %r15, %r0 # encoding: [0xb9,0x12,0x00,0xf0]
#CHECK: ltgfr %r15, %r9 # encoding: [0xb9,0x12,0x00,0xf9]
ltgfr %r0,%r9
ltgfr %r0,%r15
ltgfr %r15,%r0
ltgfr %r15,%r9
#CHECK: ltgr %r0, %r9 # encoding: [0xb9,0x02,0x00,0x09]
#CHECK: ltgr %r0, %r15 # encoding: [0xb9,0x02,0x00,0x0f]
#CHECK: ltgr %r15, %r0 # encoding: [0xb9,0x02,0x00,0xf0]
#CHECK: ltgr %r15, %r9 # encoding: [0xb9,0x02,0x00,0xf9]
ltgr %r0,%r9
ltgr %r0,%r15
ltgr %r15,%r0
ltgr %r15,%r9
#CHECK: ltr %r0, %r9 # encoding: [0x12,0x09]
#CHECK: ltr %r0, %r15 # encoding: [0x12,0x0f]
#CHECK: ltr %r15, %r0 # encoding: [0x12,0xf0]
#CHECK: ltr %r15, %r9 # encoding: [0x12,0xf9]
ltr %r0,%r9
ltr %r0,%r15
ltr %r15,%r0
ltr %r15,%r9
#CHECK: lxr %f0, %f8 # encoding: [0xb3,0x65,0x00,0x08]
#CHECK: lxr %f0, %f13 # encoding: [0xb3,0x65,0x00,0x0d]
#CHECK: lxr %f13, %f0 # encoding: [0xb3,0x65,0x00,0xd0]