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Unified Diff: tests_lit/llvm2ice_tests/rmw.ll

Issue 1233903002: Factor out legalization of undef, and handle more cases for ARM. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master
Patch Set: stuff Created 5 years, 5 months ago
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Index: tests_lit/llvm2ice_tests/rmw.ll
diff --git a/tests_lit/llvm2ice_tests/rmw.ll b/tests_lit/llvm2ice_tests/rmw.ll
index 12d365daa2fd52b4763ea75628648833d37abff5..cd789773eee9c6ab03c61cf2c8159d574ad7460d 100644
--- a/tests_lit/llvm2ice_tests/rmw.ll
+++ b/tests_lit/llvm2ice_tests/rmw.ll
@@ -130,3 +130,15 @@ entry:
}
; CHECK-LABEL: no_rmw_sub_i32_var
; CHECK: sub e{{ax|bx|cx|dx|bp|di|si}},DWORD PTR [e{{ax|bx|cx|dx|bp|di|si}}]
+
+define internal void @rmw_add_i64_undef(i32 %addr_arg) {
+entry:
+ %addr = inttoptr i32 %addr_arg to i64*
+ %val = load i64, i64* %addr, align 1
+ %rmw = add i64 %val, undef
+ store i64 %rmw, i64* %addr, align 1
+ ret void
+}
+; CHECK-LABEL: rmw_add_i64_undef
+; CHECK: add DWORD PTR [e{{ax|bx|cx|dx|bp|di|si}}],0x0
+; CHECK: adc DWORD PTR [e{{ax|bx|cx|dx|bp|di|si}}+0x4],0x0
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