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Update the minimum external LLVM to 20

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This commit is contained in:
Josh Stone
2025-08-07 14:29:00 -07:00
parent eec6bd9d69
commit 580b4891aa
47 changed files with 157 additions and 595 deletions
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tests/codegen-llvm/integer-cmp.rs
+6 -30
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@@ -1,9 +1,6 @@
// This is test for more optimal Ord implementation for integers.
// See <https://github.com/rust-lang/rust/issues/63758> for more info.
//@ revisions: llvm-pre-20 llvm-20
//@ [llvm-20] min-llvm-version: 20
//@ [llvm-pre-20] max-llvm-major-version: 19
//@ compile-flags: -C opt-level=3 -Zmerge-functions=disabled
#![crate_type = "lib"]
@@ -13,50 +10,29 @@
// CHECK-LABEL: @cmp_signed
#[no_mangle]
pub fn cmp_signed(a: i64, b: i64) -> Ordering {
// llvm-20: call{{.*}} i8 @llvm.scmp.i8.i64
// llvm-pre-20: icmp slt
// llvm-pre-20: icmp ne
// llvm-pre-20: zext i1
// llvm-pre-20: select i1
// CHECK: call{{.*}} i8 @llvm.scmp.i8.i64
a.cmp(&b)
}
// CHECK-LABEL: @cmp_unsigned
#[no_mangle]
pub fn cmp_unsigned(a: u32, b: u32) -> Ordering {
// llvm-20: call{{.*}} i8 @llvm.ucmp.i8.i32
// llvm-pre-20: icmp ult
// llvm-pre-20: icmp ne
// llvm-pre-20: zext i1
// llvm-pre-20: select i1
// CHECK: call{{.*}} i8 @llvm.ucmp.i8.i32
a.cmp(&b)
}
// CHECK-LABEL: @cmp_char
#[no_mangle]
pub fn cmp_char(a: char, b: char) -> Ordering {
// llvm-20: call{{.*}} i8 @llvm.ucmp.i8.i32
// llvm-pre-20: icmp ult
// llvm-pre-20: icmp ne
// llvm-pre-20: zext i1
// llvm-pre-20: select i1
// CHECK: call{{.*}} i8 @llvm.ucmp.i8.i32
a.cmp(&b)
}
// CHECK-LABEL: @cmp_tuple
#[no_mangle]
pub fn cmp_tuple(a: (i16, u16), b: (i16, u16)) -> Ordering {
// llvm-20-DAG: call{{.*}} i8 @llvm.ucmp.i8.i16
// llvm-20-DAG: call{{.*}} i8 @llvm.scmp.i8.i16
// llvm-20: ret i8
// llvm-pre-20: icmp slt
// llvm-pre-20: icmp ne
// llvm-pre-20: zext i1
// llvm-pre-20: select i1
// llvm-pre-20: icmp ult
// llvm-pre-20: icmp ne
// llvm-pre-20: zext i1
// llvm-pre-20: select i1
// llvm-pre-20: select i1
// CHECK-DAG: call{{.*}} i8 @llvm.ucmp.i8.i16
// CHECK-DAG: call{{.*}} i8 @llvm.scmp.i8.i16
// CHECK: ret i8
a.cmp(&b)
}