[SystemZ] Add missing (dis-)assembly tests. (#88498)

### Assembly Tests This adds assembly tests for ``` lcdfr, lndfr, lpdfr ``` ### Disassembly Tests This also adds a number of disassembly tests for the following menmonics: ``` cgit, cgrt, cit, clfit, clgit, clgrt, clgt, clrt, clt, crt, lcdfr, lndfr, lpdfr ``` For `cutfu` / `cu12`, it also adds a check for bad register choice.
llvm · Apr 12, 2024 · b614e5b · b614e5b
1 parent 6f1e23b
commit b614e5b
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diff --git a/llvm/test/MC/Disassembler/SystemZ/insns.txt b/llvm/test/MC/Disassembler/SystemZ/insns.txt
@@ -2956,6 +2956,12 @@
 # CHECK: cgib %r0, 0, 15, 0
 0xec 0x0f 0x00 0x00 0x00 0xfc
 
+# CHECK: cgit %r0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x70
+
+# CHECK: cgit %r0, 0, 15
+0xec 0x00 0x00 0x00 0xf0 0x70
+
 # CHECK: cgith %r0, 0
 0xec 0x00 0x00 0x00 0x20 0x70
 
@@ -3052,6 +3058,12 @@
 # CHECK: cgrb %r0, %r0, 15, 0
 0xec 0x00 0x00 0x00 0xf0 0xe4
 
+# CHECK: cgrt %r0, %r1, 0
+0xb9 0x60 0x00 0x01
+
+# CHECK: cgrt %r0, %r1, 15
+0xb9 0x60 0xf0 0x01
+
 # CHECK: cgrth %r0, %r1
 0xb9 0x60 0x20 0x01
 
@@ -3430,6 +3442,12 @@
 # CHECK: cih %r15, 0
 0xcc 0xfd 0x00 0x00 0x00 0x00
 
+# CHECK: cit %r0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x72
+
+# CHECK: cit %r0, 0, 15
+0xec 0x00 0x00 0x00 0xf0 0x72
+
 # CHECK: cith %r0, 0
 0xec 0x00 0x00 0x00 0x20 0x72
 
@@ -3862,6 +3880,12 @@
 # CHECK: clfi %r15, 0
 0xc2 0xff 0x00 0x00 0x00 0x00
 
+# CHECK: clfit %r0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x73
+
+# CHECK: clfit %r0, 0, 15
+0xec 0x00 0x00 0x00 0xf0 0x73
+
 # CHECK: clfith %r0, 0
 0xec 0x00 0x00 0x00 0x20 0x73
 
@@ -3910,6 +3934,12 @@
 # CHECK: clg %r15, 0
 0xe3 0xf0 0x00 0x00 0x00 0x21
 
+# CHECK: clgit %r0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x71
+
+# CHECK: clgit %r0, 0, 15
+0xec 0x00 0x00 0x00 0xf0 0x71
+
 # CHECK: clgith %r0, 0
 0xec 0x00 0x00 0x00 0x20 0x71
 
@@ -4447,6 +4477,12 @@
 # CHECK: clrb %r0, %r0, 15, 0
 0xec 0x00 0x00 0x00 0xf0 0xf7
 
+# CHECK: clgrt %r0, %r1, 0
+0xb9 0x61 0x00 0x01
+
+# CHECK: clgrt %r0, %r1, 15
+0xb9 0x61 0xf0 0x01
+
 # CHECK: clgrth %r0, %r1
 0xb9 0x61 0x20 0x01
 
@@ -4465,6 +4501,12 @@
 # CHECK: clgrtle %r0, %r1
 0xb9 0x61 0xc0 0x01
 
+# CHECK: clrt %r0, %r1, 0
+0xb9 0x73 0x00 0x01
+
+# CHECK: clrt %r0, %r1, 15
+0xb9 0x73 0xf0 0x01
+
 # CHECK: clrth %r0, %r1
 0xb9 0x73 0x20 0x01
 
@@ -4483,6 +4525,12 @@
 # CHECK: clrtle %r0, %r1
 0xb9 0x73 0xc0 0x01
 
+# CHECK: clt %r0, 0, -524288
+0xeb 0x00 0x00 0x00 0x80 0x23
+
+# CHECK: clt %r0, 15, 32768
+0xeb 0x0f 0x00 0x00 0x08 0x23
+
 # CHECK: clth %r0, -524288
 0xeb 0x02 0x00 0x00 0x80 0x23
 
@@ -4525,6 +4573,12 @@
 # CHECK: cltle %r1, 0
 0xeb 0x1c 0x00 0x00 0x00 0x23
 
+# CHECK: clgt %r0, 0, -524288
+0xeb 0x00 0x00 0x00 0x80 0x2b
+
+# CHECK: clgt %r0, 15, 32768
+0xeb 0x0f 0x00 0x00 0x08 0x2b
+
 # CHECK: clgth %r0, -524288
 0xeb 0x02 0x00 0x00 0x80 0x2b
 
@@ -4792,6 +4846,12 @@
 # CHECK: crdte %r4, %r5, %r6, 7
 0xb9 0x8f 0x57 0x46
 
+# CHECK: crt %r0, %r1, 0
+0xb9 0x72 0x00 0x01
+
+# CHECK: crt %r0, %r1, 15
+0xb9 0x72 0xf0 0x01
+
 # CHECK: crth %r0, %r1
 0xb9 0x72 0x20 0x01
 
@@ -7972,6 +8032,18 @@
 # CHECK: lcdbr %f15, %f9
 0xb3 0x13 0x00 0xf9
 
+# CHECK: lcdfr %f0, %f9
+0xb3 0x73 0x00 0x09
+
+# CHECK: lcdfr %f0, %f15
+0xb3 0x73 0x00 0x0f
+
+# CHECK: lcdfr %f15, %f0
+0xb3 0x73 0x00 0xf0
+
+# CHECK: lcdfr %f15, %f9
+0xb3 0x73 0x00 0xf9
+
 # CHECK: lcdr %f0, %f9
 0x23 0x09
 
@@ -9570,6 +9642,18 @@
 # CHECK: lndbr %f15, %f9
 0xb3 0x11 0x00 0xf9
 
+# CHECK: lndfr %f0, %f9
+0xb3 0x71 0x00 0x09
+
+# CHECK: lndfr %f0, %f15
+0xb3 0x71 0x00 0x0f
+
+# CHECK: lndfr %f15, %f0
+0xb3 0x71 0x00 0xf0
+
+# CHECK: lndfr %f15, %f9
+0xb3 0x71 0x00 0xf9
+
 # CHECK: lndr %f0, %f9
 0x21 0x09
 
@@ -9909,6 +9993,18 @@
 # CHECK: lpdbr %f15, %f9
 0xb3 0x10 0x00 0xf9
 
+# CHECK: lpdfr %f0, %f9
+0xb3 0x70 0x00 0x09
+
+# CHECK: lpdfr %f0, %f15
+0xb3 0x70 0x00 0x0f
+
+# CHECK: lpdfr %f15, %f0
+0xb3 0x70 0x00 0xf0
+
+# CHECK: lpdfr %f15, %f9
+0xb3 0x70 0x00 0xf9
+
 # CHECK: lpdg %r0, 0, 0
 0xc8 0x05 0x00 0x00 0x00 0x00
 

diff --git a/llvm/test/MC/Disassembler/SystemZ/invalid-regs.txt b/llvm/test/MC/Disassembler/SystemZ/invalid-regs.txt
@@ -20,3 +20,10 @@
 # CHECK-NEXT: 0xb9 0x97 0x00 0x18
 # CHECK-NEXT: ^
 0xb9 0x97 0x00 0x18
+
+# This would be "cutfu %r1, %r2", but %r1 is invalid.
+#
+# CHECK-NEXT: warning: invalid instruction encoding
+# CHECK-NEXT: 0xb2 0xa7 0x00 0x12
+# CHECK-NEXT: ^
+0xb2 0xa7 0x00 0x12
diff --git a/llvm/test/MC/SystemZ/insn-good.s b/llvm/test/MC/SystemZ/insn-good.s
@@ -9038,6 +9038,36 @@
 	lcdbr	%f15,%f0
 	lcdbr	%f15,%f9
 
+#CHECK: lcdfr	%f0, %f9                # encoding: [0xb3,0x73,0x00,0x09]
+#CHECK: lcdfr	%f0, %f15               # encoding: [0xb3,0x73,0x00,0x0f]
+#CHECK: lcdfr	%f15, %f0               # encoding: [0xb3,0x73,0x00,0xf0]
+#CHECK: lcdfr	%f15, %f9               # encoding: [0xb3,0x73,0x00,0xf9]
+
+	lcdfr	%f0,%f9
+	lcdfr	%f0,%f15
+	lcdfr	%f15,%f0
+	lcdfr	%f15,%f9
+
+#CHECK: lndfr	%f0, %f9                # encoding: [0xb3,0x71,0x00,0x09]
+#CHECK: lndfr	%f0, %f15               # encoding: [0xb3,0x71,0x00,0x0f]
+#CHECK: lndfr	%f15, %f0               # encoding: [0xb3,0x71,0x00,0xf0]
+#CHECK: lndfr	%f15, %f9               # encoding: [0xb3,0x71,0x00,0xf9]
+
+	lndfr	%f0,%f9
+	lndfr	%f0,%f15
+	lndfr	%f15,%f0
+	lndfr	%f15,%f9
+
+#CHECK: lpdfr	%f0, %f9                # encoding: [0xb3,0x70,0x00,0x09]
+#CHECK: lpdfr	%f0, %f15               # encoding: [0xb3,0x70,0x00,0x0f]
+#CHECK: lpdfr	%f15, %f0               # encoding: [0xb3,0x70,0x00,0xf0]
+#CHECK: lpdfr	%f15, %f9               # encoding: [0xb3,0x70,0x00,0xf9]
+
+	lpdfr	%f0,%f9
+	lpdfr	%f0,%f15
+	lpdfr	%f15,%f0
+	lpdfr	%f15,%f9
+
 #CHECK: lcdr	%f0, %f9                # encoding: [0x23,0x09]
 #CHECK: lcdr	%f0, %f15               # encoding: [0x23,0x0f]
 #CHECK: lcdr	%f15, %f0               # encoding: [0x23,0xf0]