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Unified Diff: tests_lit/llvm2ice_tests/mangle.ll

Issue 455633002: Subzero: Add the "llvm2ice -ffunction-sections" argument. (Closed) Base URL: https://gerrit.chromium.org/gerrit/p/native_client/pnacl-subzero.git@master
Patch Set: Rebase Created 6 years, 4 months ago
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Index: tests_lit/llvm2ice_tests/mangle.ll
diff --git a/tests_lit/llvm2ice_tests/mangle.ll b/tests_lit/llvm2ice_tests/mangle.ll
index 399ea2d5d4ece51c07da950cf9f974375fa5f154..d486aada1ef0e1d7380c9575b75bf8e29e72201b 100644
--- a/tests_lit/llvm2ice_tests/mangle.ll
+++ b/tests_lit/llvm2ice_tests/mangle.ll
@@ -1,11 +1,12 @@
; Tests the Subzero "name mangling" when using the "llvm2ice --prefix"
-; option.
+; option. Also does a quick smoke test of -ffunction-sections.
-; RUN: %llvm2ice --verbose none %s | FileCheck %s
+; RUN: %llvm2ice --verbose none -ffunction-sections %s | FileCheck %s
; TODO: The following line causes this test to fail.
; RUIN: %llvm2ice --verbose none %s \
; RUIN: | llvm-mc -arch=x86 -x86-asm-syntax=intel -filetype=obj
-; RUN: %llvm2ice --verbose none --prefix Subzero %s | FileCheck --check-prefix=MANGLE %s
+; RUN: %llvm2ice --verbose none --prefix Subzero -ffunction-sections %s \
+; RUN: | FileCheck --check-prefix=MANGLE %s
; RUN: %llvm2ice --verbose none %s | FileCheck --check-prefix=ERRORS %s
; RUN: %llvm2iceinsts %s | %szdiff %s | FileCheck --check-prefix=DUMP %s
; RUN: %llvm2iceinsts --pnacl %s | %szdiff %s \
@@ -16,15 +17,19 @@ entry:
ret void
}
; FuncC is a C symbol that isn't recognized as a C++ mangled symbol.
+; CHECK-LABEL: .text.FuncC
; CHECK: FuncC:
-; MANGLE: SubzeroFuncC
+; MANGLE-LABEL: .text.SubzeroFuncC
+; MANGLE: SubzeroFuncC:
define internal void @_ZN13TestNamespace4FuncEi(i32 %i) {
entry:
ret void
}
; This is Func(int) nested inside namespace TestNamespace.
+; CHECK-LABEL: .text._ZN13TestNamespace4FuncEi
; CHECK: _ZN13TestNamespace4FuncEi:
+; MANGLE-LABEL: .text._ZN7Subzero13TestNamespace4FuncEi
; MANGLE: _ZN7Subzero13TestNamespace4FuncEi:
define internal void @_ZN13TestNamespace15NestedNamespace4FuncEi(i32 %i) {
@@ -32,7 +37,9 @@ entry:
ret void
}
; This is Func(int) nested inside two namespaces.
+; CHECK-LABEL: .text._ZN13TestNamespace15NestedNamespace4FuncEi
; CHECK: _ZN13TestNamespace15NestedNamespace4FuncEi:
+; MANGLE-LABEL: .text._ZN7Subzero13TestNamespace15NestedNamespace4FuncEi
; MANGLE: _ZN7Subzero13TestNamespace15NestedNamespace4FuncEi:
define internal void @_Z13FuncCPlusPlusi(i32 %i) {
@@ -40,7 +47,9 @@ entry:
ret void
}
; This is a non-nested, mangled C++ symbol.
+; CHECK-LABEL: .text._Z13FuncCPlusPlusi
; CHECK: _Z13FuncCPlusPlusi:
+; MANGLE-LABEL: .text._ZN7Subzero13FuncCPlusPlusEi
; MANGLE: _ZN7Subzero13FuncCPlusPlusEi:
define internal void @_ZN12_GLOBAL__N_18FuncAnonEi(i32 %i) {
@@ -48,7 +57,9 @@ entry:
ret void
}
; This is FuncAnon(int) nested inside an anonymous namespace.
+; CHECK-LABEL: .text._ZN12_GLOBAL__N_18FuncAnonEi
; CHECK: _ZN12_GLOBAL__N_18FuncAnonEi:
+; MANGLE-LABEL: .text._ZN7Subzero12_GLOBAL__N_18FuncAnonEi
; MANGLE: _ZN7Subzero12_GLOBAL__N_18FuncAnonEi:
; Now for the illegitimate examples.
@@ -58,6 +69,7 @@ define internal void @_ZN(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text.Subzero_ZN
; MANGLE: Subzero_ZN:
; Test for _Z<len><str> where <len> is smaller than it should be.
@@ -65,6 +77,7 @@ define internal void @_Z12FuncCPlusPlusi(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text._ZN7Subzero12FuncCPlusPluEsi
; MANGLE: _ZN7Subzero12FuncCPlusPluEsi:
; Test for _Z<len><str> where <len> is slightly larger than it should be.
@@ -72,6 +85,7 @@ define internal void @_Z14FuncCPlusPlusi(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text._ZN7Subzero14FuncCPlusPlusiE
; MANGLE: _ZN7Subzero14FuncCPlusPlusiE:
; Test for _Z<len><str> where <len> is much larger than it should be.
@@ -79,6 +93,7 @@ define internal void @_Z114FuncCPlusPlusi(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text.Subzero_Z114FuncCPlusPlusi
; MANGLE: Subzero_Z114FuncCPlusPlusi:
; Test for _Z<len><str> where we try to overflow the uint32_t holding <len>.
@@ -86,6 +101,7 @@ define internal void @_Z4294967296FuncCPlusPlusi(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text.Subzero_Z4294967296FuncCPlusPlusi
; MANGLE: Subzero_Z4294967296FuncCPlusPlusi:
; Test for _Z<len><str> where <len> is 0.
@@ -93,6 +109,7 @@ define internal void @_Z0FuncCPlusPlusi(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text._ZN7Subzero0EFuncCPlusPlusi
; MANGLE: _ZN7Subzero0EFuncCPlusPlusi:
; Test for _Z<len><str> where <len> is -1. LLVM explicitly allows the
@@ -102,6 +119,7 @@ define internal void @_Z-1FuncCPlusPlusi(i32 %i) {
entry:
ret void
}
+; MANGLE-LABEL: .text.Subzero_Z-1FuncCPlusPlusi
; MANGLE: Subzero_Z-1FuncCPlusPlusi:
@@ -115,14 +133,16 @@ entry:
; (to test parser edge cases)
define internal void @_Z3fooP10MyClassS1xP10MyClassS2xRS_RS1_S_S1_SZZZ_SZ9ZZ_S12345() {
-; MANGLE: _ZN7Subzero3fooEP10MyClassS1xP10MyClassS2xRS0_RS2_S0_S2_S1000_SZA00_S12345:
+; MANGLE-LABEL: .text._ZN7Subzero3fooEP10MyClassS1xP10MyClassS2xRS0_RS2_S0_S2_S1000_SZA00_S12345
+; MANGLE: _ZN7Subzero3fooEP10MyClassS1xP10MyClassS2xRS0_RS2_S0_S2_S1000_SZA00_S12345:
entry:
ret void
}
; Test that unmangled (non-C++) strings don't have substitutions updated.
define internal void @foo_S_S0_SZ_S() {
-; MANGLE: Subzerofoo_S_S0_SZ_S:
+; MANGLE-LABEL: .text.Subzerofoo_S_S0_SZ_S
+; MANGLE: Subzerofoo_S_S0_SZ_S:
entry:
ret void
}
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