23 lines
727 B
LLVM
23 lines
727 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc < %s -mtriple=riscv32 -mattr=+a,+experimental-zalasr | FileCheck %s
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; Make sure we don't fold -1920 into the lw instruction because we still
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; need it for the sw.rl.
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define i32 @test(ptr %p) {
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; CHECK-LABEL: test:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: lui a1, 20
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; CHECK-NEXT: addi a1, a1, -1920
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; CHECK-NEXT: add a0, a0, a1
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; CHECK-NEXT: li a1, 2
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; CHECK-NEXT: sw.rl a1, (a0)
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; CHECK-NEXT: lw a0, 0(a0)
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; CHECK-NEXT: ret
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entry:
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%gep0 = getelementptr [65536 x i32], ptr %p, i64 0, i32 20000
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store atomic i32 2, ptr %gep0 seq_cst, align 4
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%a = load i32, ptr %gep0
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ret i32 %a
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}
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