c8-stream-rhel8
imports/c8-stream-rhel8/golang-1.19.6-1.module+el8.8.0+18289+edd6c8b6
CentOS Sources
2 years ago
committed by
MSVSphere Packaging Team
parent
b989be745d
commit
0920c98a58
@ -1,2 +1,2 @@
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SOURCES/go1.19.4-1-openssl-fips.tar.gz
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SOURCES/go1.19.4.tar.gz
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SOURCES/go1.19.6-1-openssl-fips.tar.gz
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SOURCES/go1.19.6.tar.gz
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@ -1,2 +1,2 @@
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9463e718b1a8daa61009caa6c113197cbefbe9eb SOURCES/go1.19.4-1-openssl-fips.tar.gz
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6debf76aa6fb97daff4d49502153a47093883c28 SOURCES/go1.19.4.tar.gz
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e990e956bbd3c1e52914ea39f075a1c666bde4e4 SOURCES/go1.19.6-1-openssl-fips.tar.gz
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d85391faa6c2d74090008b9744e4664267700fd3 SOURCES/go1.19.6.tar.gz
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@ -1,13 +0,0 @@
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diff --git a/src/crypto/tls/boring_test.go b/src/crypto/tls/boring_test.go
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index 10d1cf0..51feb3b 100644
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--- a/src/crypto/tls/boring_test.go
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+++ b/src/crypto/tls/boring_test.go
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@@ -326,7 +326,7 @@ func TestBoringCertAlgs(t *testing.T) {
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I_M2 := boringCert(t, "I_M2", I_R1.key, M2_R1, boringCertCA|boringCertFIPSOK)
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L1_I := boringCert(t, "L1_I", boringECDSAKey(t, elliptic.P384()), I_R1, boringCertLeaf|boringCertFIPSOK)
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- L2_I := boringCert(t, "L2_I", boringRSAKey(t, 1024), I_R1, boringCertLeaf|boringCertNotBoring)
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+ L2_I := boringCert(t, "L2_I", boringRSAKey(t, 1024), I_R1, boringCertLeaf)
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// client verifying server cert
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testServerCert := func(t *testing.T, desc string, pool *x509.CertPool, key interface{}, list [][]byte, ok bool) {
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@ -1,122 +0,0 @@
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diff --git a/src/cmd/go/testdata/script/trampoline_reuse_test.txt b/src/cmd/go/testdata/script/trampoline_reuse_test.txt
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new file mode 100644
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index 0000000000000..bca897c16d054
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--- /dev/null
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+++ b/src/cmd/go/testdata/script/trampoline_reuse_test.txt
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@@ -0,0 +1,100 @@
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+# Verify PPC64 does not reuse a trampoline which is too far away.
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+# This tests an edge case where the direct call relocation addend should
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+# be ignored when computing the distance from the direct call to the
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+# already placed trampoline
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+[short] skip
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+[!ppc64] [!ppc64le] skip
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+[aix] skip
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+
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+# Note, this program does not run. Presumably, 'DWORD $0' is simpler to
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+# assembly 2^26 or so times.
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+#
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+# We build something which should be laid out as such:
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+#
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+# bar.Bar
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+# main.Func1
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+# bar.Bar+400-tramp0
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+# main.BigAsm
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+# main.Func2
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+# bar.Bar+400-tramp1
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+#
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+# bar.Bar needs to be placed far enough away to generate relocations
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+# from main package calls. and main.Func1 and main.Func2 are placed
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+# a bit more than the direct call limit apart, but not more than 0x400
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+# bytes beyond it (to verify the reloc calc).
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+
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+go build
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+
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+-- go.mod --
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+
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+module foo
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+
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+go 1.19
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+
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+-- main.go --
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+
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+package main
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+
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+import "foo/bar"
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+
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+func Func1()
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+
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+func main() {
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+ Func1()
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+ bar.Bar2()
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+}
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+
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+-- foo.s --
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+
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+TEXT main·Func1(SB),0,$0-0
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+ CALL bar·Bar+0x400(SB)
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+ CALL main·BigAsm(SB)
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+// A trampoline will be placed here to bar.Bar
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+
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+// This creates a gap sufficiently large to prevent trampoline reuse
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+#define NOP64 DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0;
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+#define NOP256 NOP64 NOP64 NOP64 NOP64
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+#define NOP2S10 NOP256 NOP256 NOP256 NOP256
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+#define NOP2S12 NOP2S10 NOP2S10 NOP2S10 NOP2S10
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+#define NOP2S14 NOP2S12 NOP2S12 NOP2S12 NOP2S12
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+#define NOP2S16 NOP2S14 NOP2S14 NOP2S14 NOP2S14
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+#define NOP2S18 NOP2S16 NOP2S16 NOP2S16 NOP2S16
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+#define NOP2S20 NOP2S18 NOP2S18 NOP2S18 NOP2S18
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+#define NOP2S22 NOP2S20 NOP2S20 NOP2S20 NOP2S20
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+#define NOP2S24 NOP2S22 NOP2S22 NOP2S22 NOP2S22
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+#define BIGNOP NOP2S24 NOP2S24
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+TEXT main·BigAsm(SB),0,$0-0
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+ // Fill to the direct call limit so Func2 must generate a new trampoline.
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+ // As the implicit trampoline above is just barely unreachable.
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+ BIGNOP
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+ MOVD $main·Func2(SB), R3
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+
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+TEXT main·Func2(SB),0,$0-0
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+ CALL bar·Bar+0x400(SB)
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+// Another trampoline should be placed here.
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+
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+-- bar/bar.s --
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+
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+#define NOP64 DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0; DWORD $0;
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+#define NOP256 NOP64 NOP64 NOP64 NOP64
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+#define NOP2S10 NOP256 NOP256 NOP256 NOP256
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+#define NOP2S12 NOP2S10 NOP2S10 NOP2S10 NOP2S10
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+#define NOP2S14 NOP2S12 NOP2S12 NOP2S12 NOP2S12
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+#define NOP2S16 NOP2S14 NOP2S14 NOP2S14 NOP2S14
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+#define NOP2S18 NOP2S16 NOP2S16 NOP2S16 NOP2S16
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+#define NOP2S20 NOP2S18 NOP2S18 NOP2S18 NOP2S18
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+#define NOP2S22 NOP2S20 NOP2S20 NOP2S20 NOP2S20
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+#define NOP2S24 NOP2S22 NOP2S22 NOP2S22 NOP2S22
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+#define BIGNOP NOP2S24 NOP2S24 NOP2S10
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+// A very big not very interesting function.
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+TEXT bar·Bar(SB),0,$0-0
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+ BIGNOP
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+
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+-- bar/bar.go --
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+
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+package bar
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+
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+func Bar()
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+
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+func Bar2() {
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+}
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diff --git a/src/cmd/link/internal/ppc64/asm.go b/src/cmd/link/internal/ppc64/asm.go
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index 5d5fbe2a97735..6313879da083c 100644
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--- a/src/cmd/link/internal/ppc64/asm.go
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+++ b/src/cmd/link/internal/ppc64/asm.go
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@@ -900,8 +900,9 @@ func trampoline(ctxt *ld.Link, ldr *loader.Loader, ri int, rs, s loader.Sym) {
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if ldr.SymValue(tramp) == 0 {
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break
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}
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-
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- t = ldr.SymValue(tramp) + r.Add() - (ldr.SymValue(s) + int64(r.Off()))
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+ // Note, the trampoline is always called directly. The addend of the original relocation is accounted for in the
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+ // trampoline itself.
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+ t = ldr.SymValue(tramp) - (ldr.SymValue(s) + int64(r.Off()))
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// With internal linking, the trampoline can be used if it is not too far.
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// With external linking, the trampoline must be in this section for it to be reused.
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