[CHERIoT] Add LLD tests for %cheriot_compartment_hi and %cheriot_compartment_lo_i

Author: resistor

lld/test/ELF/cheri/riscv/cheriot_compartment_hi.s

@@ -0,0 +1,34 @@
+# REQUIRES: riscv
+# RUN: llvm-mc -triple=riscv32cheriot-unknown-cheriotrtos -mcpu=cheriot -mattr=+c,+xcheri,+xcheriot -filetype=obj %s -o %t.o
+# RUN: ld.lld %t.o -o %t.exe
+# RUN: llvm-objdump -d %t.exe | FileCheck %s
+
+	.attribute	4, 16
+	.attribute	5, "rv32e2p0_m2p0_c2p0_zmmul1p0_xcheri0p0_xcheriot1p0"
+	.section	.text,"ax",@progbits
+	.globl	_start
+	.p2align	1
+	.type	_start,@function
+_start:                              # @_Z5entryv
+	ct.auipcc	ct1, %cheriot_compartment_hi(near)
+	ct.auipcc	ct1, %cheriot_compartment_hi(mid)
+
+# CHECK:        00012000 <_start>:
+# CHECK-NEXT:   12000: 00000317      ct.auipcc       ct1, 0x0
+# CHECK-NEXT:   12004: 00001317      ct.auipcc       ct1, 0x1
+
+	.type	near,@object
+	.p2align	3, 0x0
+near:
+	.word 1
+
+# CHECK:      00012008 <near>:
+# CHECK-NEXT: 12008: 01 00 00 00 00 00 00 00
+
+	.type	mid,@object
+	.p2align	12, 0x0
+mid:
+	.word 1
+
+# CHECK:      00013000 <mid>:
+# CHECK-NEXT: 13000: 01 00 00 00

lld/test/ELF/cheri/riscv/cheriot_compartment_lo_i.s

@@ -0,0 +1,65 @@
+# REQUIRES: riscv
+# RUN: llvm-mc -triple=riscv32cheriot-unknown-cheriotrtos -mcpu=cheriot -mattr=+c,+xcheri,+xcheriot -filetype=obj %s -o %t.o
+# RUN: ld.lld %t.o -o %t.exe
+# RUN: llvm-objdump -d %t.exe | FileCheck %s
+
+	.attribute	4, 16
+	.attribute	5, "rv32e2p0_m2p0_c2p0_zmmul1p0_xcheri0p0_xcheriot1p0"
+	.section	.text,"ax",@progbits
+	.globl	_start
+	.p2align	1
+	.type	_start,@function
+_start:                              # @_Z5entryv
+	ct.auipcc	ct1, %cheriot_compartment_hi(near)
+    ct.clc	ct1, %cheriot_compartment_lo_i(_start)(ct1)
+.MID_BLOCK:
+	ct.auipcc	ct1, %cheriot_compartment_hi(mid)
+    ct.clc	ct1, %cheriot_compartment_lo_i(.MID_BLOCK)(ct1)
+.CGP_BLOCK:
+	ct.auipcc	ct1, %cheriot_compartment_hi(cgp)
+    ct.clw	ra, %cheriot_compartment_lo_i(.CGP_BLOCK)(ct1)
+.CGP_FAR_BLOCK:
+	ct.auipcc	ct1, %cheriot_compartment_hi(cgp_far)
+    ct.clw	ra, %cheriot_compartment_lo_i(.CGP_FAR_BLOCK)(ct1)
+
+# CHECK:        00012000 <_start>:
+# CHECK-NEXT:   12000: 00000317      ct.auipcc       ct1, 0x0
+# CHECK-NEXT:   12004: 02033303      ct.clc  ct1, 0x20(ct1)
+
+# CHECK:        00012008 <.MID_BLOCK>:
+# CHECK-NEXT:   12008: 00001317      ct.auipcc       ct1, 0x1
+# CHECK-NEXT:   1200c: 7f833303      ct.clc  ct1, 0x7f8(ct1)
+
+# CHECK: 00012010 <.CGP_BLOCK>:
+# CHECK-NEXT: 12010: ffffe37b      ct.auicgp       ct1, 0xffffe
+# CHECK-NEXT: 12014: ffc32083      ct.clw  ra, -0x4(ct1)
+
+# CHECK: 00012018 <.CGP_FAR_BLOCK>:
+# CHECK-NEXT: 12018: 0000237b      ct.auicgp       ct1, 0x2
+# CHECK-NEXT: 1201c: 00032083      ct.clw  ra, 0x0(ct1)
+
+	.type	near,@object
+	.p2align	3, 0x0
+near:
+	.word 1
+
+# CHECK:      00012010 <near>:
+# CHECK-NEXT: 12010: 01 00 00 00 00 00 00 00
+
+	.type	mid,@object
+	.p2align	12, 0x0
+mid:
+	.word 1
+
+# CHECK:      00013000 <mid>:
+# CHECK-NEXT: 13000: 01 00 00 00
+
+.section        .data,"aw",@progbits
+.type   cgp,@object
+.globl  cgp
+.p2align        4, 0x0
+cgp:
+	.word 2
+.zero 8192
+cgp_far:
+	.word 3