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Fix MIPS add.s after 1ace099f2acb952eaaef0ba7725879949a7e4406

Message ID 20200703161515.25966-1-Alexander.Richardson@cl.cam.ac.uk
State New
Headers show
Series Fix MIPS add.s after 1ace099f2acb952eaaef0ba7725879949a7e4406 | expand

Commit Message

Alex Richardson July 3, 2020, 4:15 p.m. UTC 
After merging latest QEMU upstream into our CHERI fork, I noticed that
some of the FPU tests in our MIPS baremetal testsuite
(https://github.com/CTSRD-CHERI/cheritest) started failing. It turns out
this commit accidentally changed add.s into a subtract.

Signed-off-by: Alex Richardson <Alexander.Richardson@cl.cam.ac.uk>
---
 target/mips/fpu_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/target/mips/fpu_helper.c b/target/mips/fpu_helper.c
index 7a3a61cab3..56beda49d8 100644
--- a/target/mips/fpu_helper.c
+++ b/target/mips/fpu_helper.c
@@ -1221,7 +1221,7 @@  uint32_t helper_float_add_s(CPUMIPSState *env,
 {
     uint32_t wt2;
 
-    wt2 = float32_sub(fst0, fst1, &env->active_fpu.fp_status);
+    wt2 = float32_add(fst0, fst1, &env->active_fpu.fp_status);
     update_fcr31(env, GETPC());
     return wt2;
 }