[llvm] [RuntimeDyld][LoongArch] Support large code model (PR #148584)

[via llvm-commits]

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@@ -100,3 +103,42 @@ named_data:
     .quad 0x2222222222222222
     .quad 0x3333333333333333
     .size named_data, .-named_data
+
+    .section .sec.large.pc,"ax"
+    .globl test_large_pc
+test_large_pc:
+## Code after link should be:
+## 1a44444d pcalau12i $t1, 139810
+## 02c4440c addi.d    $t0, 273
+## 1666666c lu32i.d   $t0, 209715
+## 0311118c lu52i.d   $t0, $t0, 1092
+
+# rtdyld-check: *{4}(test_large_pc) = 0x1a44444d
+    pcalau12i $t1, %pc_hi20(.sec.dummy)
+# rtdyld-check: *{4}(test_large_pc + 4) = 0x02c4440c
+    addi.d $t0, $zero, %pc_lo12(.sec.dummy)
+# rtdyld-check: *{4}(test_large_pc + 8) = 0x1666666c
+    lu32i.d $t0, %pc64_lo20(.sec.dummy)
+# rtdyld-check: *{4}(test_large_pc + 12) = 0x0311118c
+    lu52i.d $t0, $t0, %pc64_hi12(.sec.dummy)
+
+    .section .sec.large.got,"ax"
+    .globl test_large_got
+test_large_got:
----------------
wangleiat wrote:

The `large got` may be wrong.

https://github.com/llvm/llvm-project/pull/148584