Merge remote-tracking branch 'remotes/xtensa/tags/20190326-xtensa' into staging

target/xtensa fixes for v4.0:

- fix translation of FLIX bundles with multiple references to the same
  register;
- don't announce exit simcall;
- clean up tests/tcg/xtensa.

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* remotes/xtensa/tags/20190326-xtensa:
  tests/tcg/xtensa: clean up test set
  target/xtensa: don't announce exit simcall
  target/xtensa: fix break_dependency for repeated resources

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

4 files changed, 18 insertions, 167 deletions

diff --git a/tests/tcg/xtensa/Makefile.softmmu-target b/tests/tcg/xtensa/Makefile.softmmu-target
index 86bb47db77..8212d96b81 100644
--- a/tests/tcg/xtensa/Makefile.softmmu-target
+++ b/tests/tcg/xtensa/Makefile.softmmu-target
@@ -8,7 +8,7 @@ XTENSA_SRC = $(SRC_PATH)/tests/tcg/xtensa
 XTENSA_ALL = $(filter-out $(XTENSA_SRC)/linker.ld.S,$(wildcard $(XTENSA_SRC)/*.S))
 XTENSA_TESTS = $(patsubst $(XTENSA_SRC)/%.S, %, $(XTENSA_ALL))
 # Filter out common blobs and broken tests
-XTENSA_BROKEN_TESTS  = crt vectors test_boolean test_pipeline test_fail
+XTENSA_BROKEN_TESTS  = crt vectors
 XTENSA_USABLE_TESTS = $(filter-out $(XTENSA_BROKEN_TESTS), $(XTENSA_TESTS))
 
 # add to the list of tests
diff --git a/tests/tcg/xtensa/test_fail.S b/tests/tcg/xtensa/test_fail.S
deleted file mode 100644
index 1c26d50790..0000000000
--- a/tests/tcg/xtensa/test_fail.S
+++ /dev/null
@@ -1,9 +0,0 @@
-#include "macros.inc"
-
-test_suite fail
-
-test fail
-    test_fail
-test_end
-
-test_suite_end
diff --git a/tests/tcg/xtensa/test_flix.S b/tests/tcg/xtensa/test_flix.S
index 7c259e7018..7af06b2b88 100644
--- a/tests/tcg/xtensa/test_flix.S
+++ b/tests/tcg/xtensa/test_flix.S
@@ -55,6 +55,23 @@ test sum
     .previous
 test_end
 
+test rep_dependency
+
+    {
+        movi    a2, 1
+        movi    a3, 2
+        nop
+    }
+    {
+        or      a2, a3, a3
+        or      a3, a2, a2
+        nop
+    }
+    assert  eqi, a2, 2
+    assert  eqi, a3, 1
+
+test_end
+
 #endif
 
 test_suite_end
diff --git a/tests/tcg/xtensa/test_pipeline.S b/tests/tcg/xtensa/test_pipeline.S
deleted file mode 100644
index f418c11974..0000000000
--- a/tests/tcg/xtensa/test_pipeline.S
+++ /dev/null
@@ -1,157 +0,0 @@
-#include "macros.inc"
-
-.purgem test
-.macro test name
-    movi    a2, 1f
-    movi    a3, 99f
-0:
-    ipf     a2, 0
-    ipf     a2, 4
-    ipf     a2, 8
-    ipf     a2, 12
-    addi    a2, a2, 16
-    blt     a2, a3, 0b
-    j       1f
-    .align 4
-1:
-.endm
-
-test_suite pipeline
-
-test register_no_stall
-    rsr     a3, ccount
-    add     a5, a6, a6
-    add     a6, a5, a5
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 3
-test_end
-
-test register_stall
-    l32i    a5, a1, 0   /* data cache preload */
-    nop
-    rsr     a3, ccount
-    l32i    a5, a1, 0
-    add     a6, a5, a5  /* M-to-E interlock */
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 4
-test_end
-
-test j0_stall
-    rsr     a3, ccount
-    j       1f          /* E + 2-cycle penalty */
-1:
-    rsr     a4, ccount  /* E */
-    sub     a3, a4, a3
-    assert  eqi, a3, 4
-test_end
-
-test j1_stall
-    rsr     a3, ccount
-    j       1f
-    nop
-1:
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 4
-test_end
-
-test j5_stall
-    rsr     a3, ccount
-    j       1f
-    nop
-    nop
-    nop
-    nop
-    nop
-1:
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 4
-test_end
-
-test b_no_stall
-    movi    a5, 1
-    rsr     a3, ccount
-    beqi    a5, 2, 1f
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 2
-1:
-test_end
-
-test b1_stall
-    movi    a5, 1
-    rsr     a3, ccount
-    beqi    a5, 1, 1f
-    nop
-1:
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 4
-test_end
-
-test b5_stall
-    movi    a5, 1
-    rsr     a3, ccount
-    beqi    a5, 1, 1f
-    nop
-    nop
-    nop
-    nop
-    nop
-1:
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 4
-test_end
-
-/* PS *SYNC */
-
-test ps_dsync
-    rsr     a5, ps
-    isync
-    rsr     a3, ccount
-    wsr     a5, ps
-    dsync
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 5
-test_end
-
-test ps_esync
-    rsr     a5, ps
-    isync
-    rsr     a3, ccount
-    wsr     a5, ps
-    esync
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 5
-test_end
-
-test ps_rsync
-    rsr     a5, ps
-    isync
-    rsr     a3, ccount
-    wsr     a5, ps
-    rsync
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    assert  eqi, a3, 5
-test_end
-
-test ps_isync
-    rsr     a5, ps
-    isync
-    rsr     a3, ccount
-    wsr     a5, ps
-    isync
-    rsr     a4, ccount
-    sub     a3, a4, a3
-    movi    a4, 9
-    assert  eq, a3, a4
-test_end
-
-test_suite_end