From 60061c21cb664e63a565ee17c6b25d704af72ae5 Mon Sep 17 00:00:00 2001 From: Marcin Koscielnicki Date: Thu, 5 May 2016 20:13:17 +0000 Subject: [MSan] [MIPS64] Fix vararg helper for >1 fixed argument. This fixes http://llvm.org/PR27646 on Mips64. Differential Revision: http://reviews.llvm.org/D19989 llvm-svn: 268673 --- .../Instrumentation/MemorySanitizer/Mips/vararg-mips64.ll | 12 ++++++++++++ .../Instrumentation/MemorySanitizer/Mips/vararg-mips64el.ll | 12 ++++++++++++ 2 files changed, 24 insertions(+) (limited to 'llvm/test') diff --git a/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64.ll b/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64.ll index 2d5ce2626de..71397f1db5a 100644 --- a/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64.ll +++ b/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64.ll @@ -41,3 +41,15 @@ define i32 @bar() { ; CHECK: store i64 0, i64* inttoptr (i64 add (i64 ptrtoint ([100 x i64]* @__msan_va_arg_tls to i64), i64 8) to i64*), align 8 ; CHECK: store i64 0, i64* inttoptr (i64 add (i64 ptrtoint ([100 x i64]* @__msan_va_arg_tls to i64), i64 16) to i64*), align 8 ; CHECK: store {{.*}} 24, {{.*}} @__msan_va_arg_overflow_size_tls + +; Check multiple fixed arguments. +declare i32 @foo2(i32 %g1, i32 %g2, ...) +define i32 @bar2() { + %1 = call i32 (i32, i32, ...) @foo2(i32 0, i32 1, i64 2, double 3.000000e+00) + ret i32 %1 +} + +; CHECK-LABEL: @bar2 +; CHECK: store i64 0, i64* getelementptr inbounds ([100 x i64], [100 x i64]* @__msan_va_arg_tls, i32 0, i32 0), align 8 +; CHECK: store i64 0, i64* inttoptr (i64 add (i64 ptrtoint ([100 x i64]* @__msan_va_arg_tls to i64), i64 8) to i64*), align 8 +; CHECK: store {{.*}} 16, {{.*}} @__msan_va_arg_overflow_size_tls diff --git a/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64el.ll b/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64el.ll index b642b144485..9931b13baac 100644 --- a/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64el.ll +++ b/llvm/test/Instrumentation/MemorySanitizer/Mips/vararg-mips64el.ll @@ -40,3 +40,15 @@ define i32 @bar() { ; CHECK: store i64 0, i64* inttoptr (i64 add (i64 ptrtoint ([100 x i64]* @__msan_va_arg_tls to i64), i64 8) to i64*), align 8 ; CHECK: store i64 0, i64* inttoptr (i64 add (i64 ptrtoint ([100 x i64]* @__msan_va_arg_tls to i64), i64 16) to i64*), align 8 ; CHECK: store {{.*}} 24, {{.*}} @__msan_va_arg_overflow_size_tls + +; Check multiple fixed arguments. +declare i32 @foo2(i32 %g1, i32 %g2, ...) +define i32 @bar2() { + %1 = call i32 (i32, i32, ...) @foo2(i32 0, i32 1, i64 2, double 3.000000e+00) + ret i32 %1 +} + +; CHECK-LABEL: @bar2 +; CHECK: store i64 0, i64* getelementptr inbounds ([100 x i64], [100 x i64]* @__msan_va_arg_tls, i32 0, i32 0), align 8 +; CHECK: store i64 0, i64* inttoptr (i64 add (i64 ptrtoint ([100 x i64]* @__msan_va_arg_tls to i64), i64 8) to i64*), align 8 +; CHECK: store {{.*}} 16, {{.*}} @__msan_va_arg_overflow_size_tls -- cgit v1.2.3