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Re: [PATCH v2 06/12] Hexagon (tests/tcg/hexagon) test instructions that


From: Richard Henderson
Subject: Re: [PATCH v2 06/12] Hexagon (tests/tcg/hexagon) test instructions that might set bits in USR
Date: Fri, 11 Feb 2022 12:02:39 +1100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0

On 2/10/22 13:15, Taylor Simpson wrote:
+#define CLEAR_USRBITS \
+    "r2 = usr\n\t" \
+    "r2 = clrbit(r2, #0)\n\t" \
+    "r2 = clrbit(r2, #1)\n\t" \
+    "r2 = clrbit(r2, #2)\n\t" \
+    "r2 = clrbit(r2, #3)\n\t" \
+    "r2 = clrbit(r2, #4)\n\t" \
+    "r2 = clrbit(r2, #5)\n\t" \
+    "usr = r2\n\t"

It's just a test case, so it doesn't really matter, but

    r2 = and(r2, #~0x3f)

surely?

Otherwise,
Acked-by: Richard Henderson <richard.henderson@linaro.org>


r~



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