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[Qemu-devel] [PATCH v8 30/38] tests/tcg/mips: Test R5900 MTLO1 and MTHI1
From: |
Fredrik Noring |
Subject: |
[Qemu-devel] [PATCH v8 30/38] tests/tcg/mips: Test R5900 MTLO1 and MTHI1 |
Date: |
Sun, 21 Oct 2018 17:41:58 +0200 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
Signed-off-by: Fredrik Noring <address@hidden>
---
tests/tcg/mips/mipsr5900/Makefile | 1 +
tests/tcg/mips/mipsr5900/mtlohi1.c | 40 ++++++++++++++++++++++++++++++
2 files changed, 41 insertions(+)
create mode 100644 tests/tcg/mips/mipsr5900/mtlohi1.c
diff --git a/tests/tcg/mips/mipsr5900/Makefile
b/tests/tcg/mips/mipsr5900/Makefile
index fd8ee6b0e3..287c248f6d 100644
--- a/tests/tcg/mips/mipsr5900/Makefile
+++ b/tests/tcg/mips/mipsr5900/Makefile
@@ -9,6 +9,7 @@ CC = $(CROSS)gcc
CFLAGS = -Wall -mabi=32 -march=r5900 -static
TESTCASES = mflohi1.tst
+TESTCASES += mtlohi1.tst
TESTCASES += mult.tst
TESTCASES += multu.tst
diff --git a/tests/tcg/mips/mipsr5900/mtlohi1.c
b/tests/tcg/mips/mipsr5900/mtlohi1.c
new file mode 100644
index 0000000000..7f3e72835a
--- /dev/null
+++ b/tests/tcg/mips/mipsr5900/mtlohi1.c
@@ -0,0 +1,40 @@
+/*
+ * Test R5900-specific MTLO1 and MTHI1.
+ */
+
+#include <stdio.h>
+#include <inttypes.h>
+#include <assert.h>
+
+int main()
+{
+ int32_t tlo = 12207031, thi = 305175781;
+ int32_t tlo1 = 32452867, thi1 = 49979687;
+ int32_t flo, fhi, flo1, fhi1;
+
+ /* Test both LO/HI and LO1/HI1 to verify separation. */
+ __asm__ __volatile__ (
+ " mtlo %4\n"
+ " mthi %5\n"
+ " mtlo1 %6\n"
+ " mthi1 %7\n"
+ " move %0, $0\n"
+ " move %1, $0\n"
+ " move %2, $0\n"
+ " move %3, $0\n"
+ " mflo %0\n"
+ " mfhi %1\n"
+ " mflo1 %2\n"
+ " mfhi1 %3\n"
+ : "=r" (flo), "=r" (fhi),
+ "=r" (flo1), "=r" (fhi1)
+ : "r" (tlo), "r" (thi),
+ "r" (tlo1), "r" (thi1));
+
+ assert(flo == 12207031);
+ assert(fhi == 305175781);
+ assert(flo1 == 32452867);
+ assert(fhi1 == 49979687);
+
+ return 0;
+}
--
2.18.1
- [Qemu-devel] [PATCH v8 20/38] target/mips: Support R5900 DIV1 and DIVU1, (continued)
- [Qemu-devel] [PATCH v8 20/38] target/mips: Support R5900 DIV1 and DIVU1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 21/38] target/mips: Support R5900 MOVN, MOVZ and PREF from MIPS IV, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 22/38] target/mips: Support R5900 three-operand MADD and MADD1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 23/38] target/mips: Support R5900 three-operand MADDU and MADDU1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 24/38] target/mips: R5900 DMULT[U], DDIV[U], LL[D] and SC[D] are user only, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 25/38] tests/tcg/mips: Test R5900 three-operand MULT, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 27/38] tests/tcg/mips: Test R5900 three-operand MULT1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 26/38] tests/tcg/mips: Test R5900 three-operand MULTU, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 28/38] tests/tcg/mips: Test R5900 three-operand MULTU1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 29/38] tests/tcg/mips: Test R5900 MFLO1 and MFHI1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 30/38] tests/tcg/mips: Test R5900 MTLO1 and MTHI1,
Fredrik Noring <=
- [Qemu-devel] [PATCH v8 31/38] tests/tcg/mips: Test R5900 DIV1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 32/38] tests/tcg/mips: Test R5900 DIVU1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 33/38] tests/tcg/mips: Test R5900 three-operand MADD, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 34/38] tests/tcg/mips: Test R5900 three-operand MADD1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 35/38] tests/tcg/mips: Test R5900 three-operand MADDU, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 36/38] tests/tcg/mips: Test R5900 three-operand MADDU1, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 37/38] target/mips: Define the R5900 CPU, Fredrik Noring, 2018/10/21
- [Qemu-devel] [PATCH v8 38/38] linux-user/mips: Recognise the R5900 CPU model, Fredrik Noring, 2018/10/21
- Re: [Qemu-devel] [PATCH v8 00/38] target/mips: Limited support for the R5900, Aleksandar Markovic, 2018/10/22