[SystemZ] Add basic prefetch support

Just the instructions and intrinsics for now.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189100 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 155 insertions, 0 deletions

diff --git a/test/MC/Disassembler/SystemZ/insns-pcrel.txt b/test/MC/Disassembler/SystemZ/insns-pcrel.txt
index c565b6e..c250f19 100644
--- a/test/MC/Disassembler/SystemZ/insns-pcrel.txt
+++ b/test/MC/Disassembler/SystemZ/insns-pcrel.txt
@@ -1330,3 +1330,35 @@
 # 0x0000077c:
 # CHECK: brctg %r15, 0x1077a
 0xa7 0xf7 0x7f 0xff
+
+# 0x00000780:
+# CHECK: pfdrl 0, 0x780
+0xc6 0x02 0x00 0x00 0x00 0x00
+
+# 0x00000786:
+# CHECK: pfdrl 15, 0x786
+0xc6 0xf2 0x00 0x00 0x00 0x00
+
+# 0x0000078c:
+# CHECK: pfdrl 0, 0x78a
+0xc6 0x02 0xff 0xff 0xff 0xff
+
+# 0x00000792:
+# CHECK: pfdrl 15, 0x790
+0xc6 0xf2 0xff 0xff 0xff 0xff
+
+# 0x00000798:
+# CHECK: pfdrl 0, 0xffffffff00000798
+0xc6 0x02 0x80 0x00 0x00 0x00
+
+# 0x0000079e:
+# CHECK: pfdrl 15, 0xffffffff0000079e
+0xc6 0xf2 0x80 0x00 0x00 0x00
+
+# 0x000007a4:
+# CHECK: pfdrl 0, 0x1000007a2
+0xc6 0x02 0x7f 0xff 0xff 0xff
+
+# 0x000007aa:
+# CHECK: pfdrl 15, 0x1000007a8
+0xc6 0xf2 0x7f 0xff 0xff 0xff
diff --git a/test/MC/Disassembler/SystemZ/insns.txt b/test/MC/Disassembler/SystemZ/insns.txt
index 3f4f6c3..360785e 100644
--- a/test/MC/Disassembler/SystemZ/insns.txt
+++ b/test/MC/Disassembler/SystemZ/insns.txt
@@ -5329,6 +5329,36 @@
 # CHECK: oy %r15, 0
 0xe3 0xf0 0x00 0x00 0x00 0x56
 
+# CHECK: pfd 0, -524288
+0xe3 0x00 0x00 0x00 0x80 0x36
+
+# CHECK: pfd 0, -1
+0xe3 0x00 0x0f 0xff 0xff 0x36
+
+# CHECK: pfd 0, 0
+0xe3 0x00 0x00 0x00 0x00 0x36
+
+# CHECK: pfd 0, 1
+0xe3 0x00 0x00 0x01 0x00 0x36
+
+# CHECK: pfd 0, 524287
+0xe3 0x00 0x0f 0xff 0x7f 0x36
+
+# CHECK: pfd 0, 0(%r1)
+0xe3 0x00 0x10 0x00 0x00 0x36
+
+# CHECK: pfd 0, 0(%r15)
+0xe3 0x00 0xf0 0x00 0x00 0x36
+
+# CHECK: pfd 0, 524287(%r1,%r15)
+0xe3 0x01 0xff 0xff 0x7f 0x36
+
+# CHECK: pfd 0, 524287(%r15,%r1)
+0xe3 0x0f 0x1f 0xff 0x7f 0x36
+
+# CHECK: pfd 15, 0
+0xe3 0xf0 0x00 0x00 0x00 0x36
+
 # CHECK: risbg %r0, %r0, 0, 0, 0
 0xec 0x00 0x00 0x00 0x00 0x55
 
diff --git a/test/MC/SystemZ/insn-bad.s b/test/MC/SystemZ/insn-bad.s
index aa3f4c9..1c478ca 100644
--- a/test/MC/SystemZ/insn-bad.s
+++ b/test/MC/SystemZ/insn-bad.s
@@ -2276,6 +2276,40 @@
 	oy	%r0, 524288
 
 #CHECK: error: invalid operand
+#CHECK: pfd	-1, 0
+#CHECK: error: invalid operand
+#CHECK: pfd	16, 0
+#CHECK: error: invalid operand
+#CHECK: pfd	1, -524289
+#CHECK: error: invalid operand
+#CHECK: pfd	1, 524288
+
+	pfd	-1, 0
+	pfd	16, 0
+	pfd	1, -524289
+	pfd	1, 524288
+
+#CHECK: error: invalid operand
+#CHECK: pfdrl	-1, 0
+#CHECK: error: invalid operand
+#CHECK: pfdrl	16, 0
+#CHECK: error: offset out of range
+#CHECK: pfdrl	1, -0x1000000002
+#CHECK: error: offset out of range
+#CHECK: pfdrl	1, -1
+#CHECK: error: offset out of range
+#CHECK: pfdrl	1, 1
+#CHECK: error: offset out of range
+#CHECK: pfdrl	1, 0x100000000
+
+	pfdrl	-1, 0
+	pfdrl	16, 0
+	pfdrl	1, -0x1000000002
+	pfdrl	1, -1
+	pfdrl	1, 1
+	pfdrl	1, 0x100000000
+
+#CHECK: error: invalid operand
 #CHECK: risbg	%r0,%r0,0,0,-1
 #CHECK: error: invalid operand
 #CHECK: risbg	%r0,%r0,0,0,64
diff --git a/test/MC/SystemZ/insn-good.s b/test/MC/SystemZ/insn-good.s
index 2c52d3a..9930d8c 100644
--- a/test/MC/SystemZ/insn-good.s
+++ b/test/MC/SystemZ/insn-good.s
@@ -6106,6 +6106,65 @@
 	oy	%r0, 524287(%r15,%r1)
 	oy	%r15, 0
 
+#CHECK: pfd	0, -524288            # encoding: [0xe3,0x00,0x00,0x00,0x80,0x36]
+#CHECK: pfd	0, -1                 # encoding: [0xe3,0x00,0x0f,0xff,0xff,0x36]
+#CHECK: pfd	0, 0                  # encoding: [0xe3,0x00,0x00,0x00,0x00,0x36]
+#CHECK: pfd	0, 1                  # encoding: [0xe3,0x00,0x00,0x01,0x00,0x36]
+#CHECK: pfd	0, 524287             # encoding: [0xe3,0x00,0x0f,0xff,0x7f,0x36]
+#CHECK: pfd	0, 0(%r1)             # encoding: [0xe3,0x00,0x10,0x00,0x00,0x36]
+#CHECK: pfd	0, 0(%r15)            # encoding: [0xe3,0x00,0xf0,0x00,0x00,0x36]
+#CHECK: pfd	0, 524287(%r1,%r15)   # encoding: [0xe3,0x01,0xff,0xff,0x7f,0x36]
+#CHECK: pfd	0, 524287(%r15,%r1)   # encoding: [0xe3,0x0f,0x1f,0xff,0x7f,0x36]
+#CHECK: pfd	15, 0                 # encoding: [0xe3,0xf0,0x00,0x00,0x00,0x36]
+
+	pfd	0, -524288
+	pfd	0, -1
+	pfd	0, 0
+	pfd	0, 1
+	pfd	0, 524287
+	pfd	0, 0(%r1)
+	pfd	0, 0(%r15)
+	pfd	0, 524287(%r1,%r15)
+	pfd	0, 524287(%r15,%r1)
+	pfd	15, 0
+
+#CHECK: pfdrl	0, .[[LAB:L.*]]-4294967296 # encoding: [0xc6,0x02,A,A,A,A]
+#CHECK:  fixup A - offset: 2, value: (.[[LAB]]-4294967296)+2, kind: FK_390_PC32DBL
+	pfdrl	0, -0x100000000
+#CHECK: pfdrl	0, .[[LAB:L.*]]-2	# encoding: [0xc6,0x02,A,A,A,A]
+#CHECK:  fixup A - offset: 2, value: (.[[LAB]]-2)+2, kind: FK_390_PC32DBL
+	pfdrl	0, -2
+#CHECK: pfdrl	0, .[[LAB:L.*]]	# encoding: [0xc6,0x02,A,A,A,A]
+#CHECK:  fixup A - offset: 2, value: .[[LAB]]+2, kind: FK_390_PC32DBL
+	pfdrl	0, 0
+#CHECK: pfdrl	0, .[[LAB:L.*]]+4294967294 # encoding: [0xc6,0x02,A,A,A,A]
+#CHECK:  fixup A - offset: 2, value: (.[[LAB]]+4294967294)+2, kind: FK_390_PC32DBL
+	pfdrl	0, 0xfffffffe
+
+#CHECK: pfdrl	0, foo                # encoding: [0xc6,0x02,A,A,A,A]
+# fixup A - offset: 2, value: foo+2, kind: FK_390_PC32DBL
+#CHECK: pfdrl	15, foo               # encoding: [0xc6,0xf2,A,A,A,A]
+# fixup A - offset: 2, value: foo+2, kind: FK_390_PC32DBL
+
+	pfdrl	0, foo
+	pfdrl	15, foo
+
+#CHECK: pfdrl	3, bar+100            # encoding: [0xc6,0x32,A,A,A,A]
+# fixup A - offset: 2, value: (bar+100)+2, kind: FK_390_PC32DBL
+#CHECK: pfdrl	4, bar+100            # encoding: [0xc6,0x42,A,A,A,A]
+# fixup A - offset: 2, value: (bar+100)+2, kind: FK_390_PC32DBL
+
+	pfdrl	3, bar+100
+	pfdrl	4, bar+100
+
+#CHECK: pfdrl	7, frob@PLT           # encoding: [0xc6,0x72,A,A,A,A]
+# fixup A - offset: 2, value: frob@PLT+2, kind: FK_390_PC32DBL
+#CHECK: pfdrl	8, frob@PLT           # encoding: [0xc6,0x82,A,A,A,A]
+# fixup A - offset: 2, value: frob@PLT+2, kind: FK_390_PC32DBL
+
+	pfdrl	7, frob@PLT
+	pfdrl	8, frob@PLT
+
 #CHECK: risbg	%r0, %r0, 0, 0, 0       # encoding: [0xec,0x00,0x00,0x00,0x00,0x55]
 #CHECK: risbg	%r0, %r0, 0, 0, 63      # encoding: [0xec,0x00,0x00,0x00,0x3f,0x55]
 #CHECK: risbg	%r0, %r0, 0, 255, 0     # encoding: [0xec,0x00,0x00,0xff,0x00,0x55]