[clang] [llvm] [RISCV] Add Zilsd and Zclsd Extensions (PR #131094)

[Sudharsan Veeravalli via llvm-commits]

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@@ -0,0 +1,12 @@
+# RUN: not llvm-mc -triple riscv32 -mattr=+zilsd < %s 2>&1 | FileCheck %s
+
+# Out of range immediates
+## simm12
+ld t1, -2049(a0) # CHECK: :[[@LINE]]:8: error: operand must be a symbol with %lo/%pcrel_lo/%tprel_lo modifier or an integer in the range [-2048, 2047]
+sd t1, 2048(a0) # CHECK: :[[@LINE]]:8: error: operand must be a symbol with %lo/%pcrel_lo/%tprel_lo modifier or an integer in the range [-2048, 2047]
+
+# Invalid register names
+ld t2, (4)a0 # CHECK: :[[@LINE]]:4: error: register must be even
+ld s3, (4)a0 # CHECK: :[[@LINE]]:4: error: register must be even
+sd t2, (10)s2 # CHECK: :[[@LINE]]:4: error: register must be even
+sd a7, (10)s2 # CHECK: :[[@LINE]]:4: error: register must be even
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svs-quic wrote:

Nit: Please add a new line at the end of the file

https://github.com/llvm/llvm-project/pull/131094