tests_lit/assembler/x86/immediate_encodings.ll - Issue 955003002: Subzero: Clean up function header emission.

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Issue 955003002: Subzero: Clean up function header emission. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master

Patch Set: Fix the tests that were broken as a result Created 5 years, 9 months ago

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1 ; Tests various aspects of x86 immediate encoding. Some encodings are shorter.	1 ; Tests various aspects of x86 immediate encoding. Some encodings are shorter.

2 ; For example, the encoding is shorter for 8-bit immediates or when using EAX.	2 ; For example, the encoding is shorter for 8-bit immediates or when using EAX.

3 ; This assumes that EAX is chosen as the first free register in O2 mode.	3 ; This assumes that EAX is chosen as the first free register in O2 mode.

4	4

5 ; RUN: %p2i --assemble --disassemble -i %s --args -O2 --verbose none \	5 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -O2 \| FileCheck %s

6 ; RUN: \| FileCheck %s

7	6

8 define internal i32 @testXor8Imm8(i32 %arg) {	7 define internal i32 @testXor8Imm8(i32 %arg) {

9 entry:	8 entry:

10 %arg_i8 = trunc i32 %arg to i8	9 %arg_i8 = trunc i32 %arg to i8

11 %result_i8 = xor i8 %arg_i8, 127	10 %result_i8 = xor i8 %arg_i8, 127

12 %result = zext i8 %result_i8 to i32	11 %result = zext i8 %result_i8 to i32

13 ret i32 %result	12 ret i32 %result

14 }	13 }

15 ; CHECK-LABEL: testXor8Imm8	14 ; CHECK-LABEL: testXor8Imm8

16 ; CHECK: 34 7f xor al	15 ; CHECK: 34 7f xor al

(...skipping 283 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
300 %r4 = call i64 @llvm.ctlz.i64(i64 %w, i1 false)	299 %r4 = call i64 @llvm.ctlz.i64(i64 %w, i1 false)

301 %res1 = add i64 %r, %r2	300 %res1 = add i64 %r, %r2

302 %res2 = add i64 %r3, %r4	301 %res2 = add i64 %r3, %r4

303 %res = add i64 %res1, %res2	302 %res = add i64 %res1, %res2

304 ret i64 %res	303 ret i64 %res

305 }	304 }

306 ; CHECK-LABEL: test_via_ctlz_64	305 ; CHECK-LABEL: test_via_ctlz_64

307 ; CHECK-DAG: 85 c0 test eax,eax	306 ; CHECK-DAG: 85 c0 test eax,eax

308 ; CHECK-DAG: 85 db test ebx,ebx	307 ; CHECK-DAG: 85 db test ebx,ebx

309 ; CHECK-DAG: 85 f6 test esi,esi	308 ; CHECK-DAG: 85 f6 test esi,esi

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